Opal
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Natural Pink Opal Polished 2x4mm Rondel
Bead World Gems
$12.50Approximate beads per strand: 160 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$12.50 -
Natural Pink Opal Polished 4x6mm Rondel
Bead World Gems
$15.50Approximate beads per strand: 95 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$15.50 -
Natural Pink Opal Polished 5x8mm Rondel
Bead World Gems
$19.50Approximate beads per strand: 75 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$19.50 -
Yellow Opal Polished 2x3mm Faceted Rondel
Bead World Gems
$12.50Approximate beads per strand: 165 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$12.50 -
Pink Opal Polished 3-4mm Faceted Rondel
Bead World Gems
$21.50Approximate beads per strand: 130 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$21.50 -
Yellow Opal Polished 2.5x4mm Faceted Rondel
Bead World Gems
$14.50Approximate beads per strand: 135 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$14.50 -
Pink Opal Polished 3.5mm Briolette
Bead World Gems
$1.45Sold Individually What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque while it's color...$1.45 -
Pink Opal Polished 7mm Briolette
Bead World Gems
$1.95Sold Individually What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque while it's color...$1.95 -
Blue Boulder Opal Polished 9x14mm Faceted Rounded Rectangle
Bead World Gems
$1.75Sold Individually What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque while it's color...$1.75 -
Ethiopian Opal Polished Cornflower 4-5mm Rondel
Bead World Gems
$74.50Approximate beads per strand: 200 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$74.50 -
Natural Pink Opal Polished 4mm Faceted Round
Bead World Gems
$14.75Approximate beads per strand: 95 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$14.75 -
Ethiopian Opal Polished Pink 3.5-6mm Rondel
Bead World Gems
$148.50Approximate beads per strand: 160 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$148.50 -
Ethiopian Opal Polished Multi Color 3-5.5mm Rondel
Bead World Gems
$69.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$69.50 -
Ethiopian Opal Polished Cream 3-5mm Graduated Round
Bead World Gems
$49.50Approximate beads per strand: 100 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$49.50 -
Grey Opal Polished 12mm Faceted Round
Bead World Gems
$28.50Approximate beads per strand: 32 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$28.50 -
Ethiopian Opal Polished Cornflower 4-5.5mm Faceted Rondel - Heat Treated
Bead World Gems
$154.50Approximate beads per strand: 100 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$154.50 -
White African Opal Polished 8mm Faceted Round
Bead World Gems
$23.50Approximate beads per strand: 45 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$23.50 -
White African Opal Polished 6mm Faceted Round
Bead World Gems
$16.50Approximate beads per strand: 65 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$16.50 -
Natural Pink Opal Polished 7mm Round
Bead World Gems
$24.75Approximate beads per strand: 55 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$24.75 -
Pink Opal Polished 5-8mm Chips
Bead World Gems
$9.75Approximate beads per strand: 115 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$9.75 -
Pink Opal Polished 7-8mm Smooth Rondel
Bead World Gems
$23.50Approximate beads per strand: 95 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$23.50 -
Pink Opal Polished 10-16mm Smooth Nugget
Bead World Gems
$31.50Approximate beads per strand: 25 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$31.50 -
Ethiopian Opal Polished 5-6mm Faceted Wheel - Graduated
Bead World Gems
$166.50Approximate beads per strand: 210 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$166.50 -
Ethiopian Opal Rose Polished 3-5mm Smooth Rondel
Bead World Gems
$69.50Approximate beads per strand: 250 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$69.50 -
Blue Opal Polished 10-16mm Smooth Nugget
Bead World Gems
$31.50Approximate beads per strand: 20 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$31.50 -
Blue Opal Polished 7-8mm Smooth Rondel
Bead World Gems
$23.50Approximate beads per strand: 65 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$23.50 -
Ethiopian Opal Multi Color Polished 3.5-4mm Smooth Rondel
Bead World Gems
$69.50Approximate beads per strand: 250 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$69.50 -
Ethiopian Opal Aqua Polished 3-6mm Faceted Rondel - Graduated
Bead World Gems
$147.50Approximate beads per strand: 200 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$147.50 -
Ethiopian Opal Polished 6-8mm Faceted Rondel - Graduated
Bead World Gems
$316.50Approximate beads per strand: 120 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$316.50 -
Yellow Opal Polished 4mm Faceted Cube
Bead World Gems
$22.50Approximate beads per strand: 95 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$22.50 -
Yellow Opal Polished 7mm Faceted Cube
Bead World Gems
$19.50Approximate beads per strand: 55 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$19.50 -
Yellow Opal Banded Polished 3mm Faceted Round
Bead World Gems
$13.75Approximate beads per strand: 115 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$13.75 -
Green Opal Polished 5mm Faceted Cube
Bead World Gems
$17.50Approximate beads per strand: 75 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$17.50 -
Pink Opal Polished 4mm Faceted Round
Bead World Gems
$14.75Approximate beads per strand: 95 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$14.75 -
Ethiopian Opal Polished Lemon / Lilac 3-5mm Smooth Rondel
Bead World Gems
$118.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$118.50 -
Ethiopian Opal Polished White 3-3.5mm Smooth Rondel
Bead World Gems
$69.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$69.50 -
Ethiopian Opal Polished White 4-5mm Faceted Rondel
Bead World Gems
$136.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$136.50 -
Ethiopian Opal Polished 4-5mm Faceted Rondel
Bead World Gems
$142.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$142.50 -
Ethiopian Opal Polished Orange 3-5mm Smooth Rondel
Bead World Gems
$76.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$76.50 -
Ethiopian Opal Polished Light Blue 3-5mm Smooth Rondel
Bead World Gems
$84.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$84.50 -
Ethiopian Opal Polished Blue 4-5mm Smooth Rondel
Bead World Gems
$84.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$84.50 -
Ethiopian Opal Polished Capri 2-3.5mm Smooth Rondel
Bead World Gems
$68.50Approximate beads per strand: 210 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$68.50 -
Ethiopian Opal Polished Capri 4-5mm Smooth Rondel
Bead World Gems
$89.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$89.50 -
Ethiopian Opal Polished Black 5mm Smooth Rondel
Bead World Gems
$99.50Approximate beads per strand: 85 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$99.50 -
Ethiopian Opal Polished Black 3-4mm Smooth Rondel
Bead World Gems
$67.50Approximate beads per strand: 260 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$67.50 -
Black Opal Polished 4-8mm Flat Nugget
Bead World Gems
$105.50Approximate beads per strand: 65 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$105.50 -
Pink Opal Polished 8mm Faceted Energy Tube
Bead World Gems
$24.50Approximate beads per strand: 35 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$24.50 -
Ethiopian Opal Polished 4-4.5mm Banded Color Treated Blue Rondel
Bead World Gems
$39.50Approximate beads per strand: 150 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$39.50 -
Ethiopian Opal Polished 4-4.5mm Banded Color Treated Pink Rondel
Bead World Gems
$39.50Approximate beads per strand: 150 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$39.50 -
Natural Pink Opal Polished 5-9mm Nugget
Bead World Gems
$14.50Approximate beads per strand: 50 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$14.50 -
Natural Yellow Opal A Grade Polished 8mm Round
Bead World Gems
$26.50Approximate beads per strand: 45 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$26.50 -
Natural Yellow Opal A Grade Polished 6mm Round
Bead World Gems
$19.50Approximate beads per strand: 65 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$19.50 -
Ethiopian Opal Polished 3.5-4mm White / Golden Banded Rondel
Bead World Gems
$79.50Approximate beads per strand: 140 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$79.50 -
Ethiopian Opal Polished 3-5mm Smooth Rondel - Graduated
Bead World Gems
$79.50Approximate beads per strand: 140 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$79.50 -
Ethiopian Opal Polished 4-8mm White Faceted Rondel - Graduated
Bead World Gems
$429.50Approximate beads per strand: 175 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$429.50 -
Ethiopian Opal Polished 4-6mm Rainbow Faceted Rondel - Graduated
Bead World Gems
$214.50Approximate beads per strand: 190 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$214.50 -
Yellow Opal Polished 2mm Faceted Cube
Bead World Gems
$13.50Approximate beads per strand: 125 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$13.50 -
Ethiopian Opal Polished 4-8mm Peach Faceted Rondel - Graduated
Bead World Gems
$99.50Approximate beads per strand: 160 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$99.50 -
Ethiopian Opal Polished 3.5-6.5mm Black Faceted Rondel - Graduated
Bead World Gems
$198.50Approximate beads per strand: 150 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$198.50 -
Ethiopian Opal Polished 3-6mm Golden Faceted Rondel - Graduated
Bead World Gems
$289.50Approximate beads per strand: 180 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$289.50 -
Ethiopian Opal Polished 4-5mm Teal Smooth Rondel
Bead World Gems
$209.50Approximate beads per strand: 150 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$209.50 -
Blue Opal Polished 9mm Melon / Pumpkin
Bead World Gems
$59.50Approximate beads per strand: 75 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$59.50 -
Green Opal Polished 9mm Melon / Pumpkin
Bead World Gems
$59.50Approximate beads per strand: 75 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$59.50 -
Ethiopian Opal Polished Teal 3-4mm Faceted Rondel - Graduated
Bead World Gems
$139.50Approximate beads per strand: 180 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$139.50 -
Ethiopian Opal Polished Aqua Blue 3-5mm Rondel - Graduated
Bead World Gems
$139.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$139.50 -
Ethiopian Opal Polished 3-5mm Rondel - Graduated
Bead World Gems
$74.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$74.50 -
Ethiopian Opal Polished Teal 3-5mm Rondel - Graduated
Bead World Gems
$125.50Approximate beads per strand: 170 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$125.50 -
Fire Opal Polished 5-6mm Smooth Rondel
Bead World Gems
$118.50Approximate beads per strand: 75 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$118.50 -
Ethiopian Opal Polished Pink 2.5-6mm Rondel - Graduated
Bead World Gems
$125.50Approximate beads per strand: 120 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$125.50 -
Ethiopian Opal Polished Pink 4-5.5mm Faceted Rondel - Graduated
Bead World Gems
$147.50Approximate beads per strand: 165 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$147.50 -
Ethiopian Opal Polished 2-5mm Smooth Rondel Color Treated Blue, Pink, Teal Mix - Graduated
Bead World Gems
$69.50Approximate beads per strand: 120 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$69.50 -
Ethiopian Opal Polished 4-8mm Smooth Rondel - Graduated
Bead World Gems
$92.50Approximate beads per strand: What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$92.50 -
Ethiopian Opal Polished 2-3mm Smooth Rondel - Graduated
Bead World Gems
$53.50Approximate beads per strand: 150 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque...$53.50 -
Pink Opal Polished 8mm Smooth Briolette
Bead World Gems
$2.45Sold Individually What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque while it's color...$2.45 -
Pink Opal 2.5mm Faceted Cube
Bead World Gems
$15.25Approximate beads per strand: 125 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or...$15.25 -
Natural Ethiopian Opal AAA Grade 3-5mm Chips
Bead World Gems
$47.50Approximate beads per strand: 350 What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or...$47.50 -
Ethiopian Opal Polished 8x5mm Pear - Sold Individually
Bead World Gems
$4.25Sold Individually What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent, translucent, or opaque while it's color...$4.25 -
Owyhee Opal Polished 12-18mm D Shape - Top Drilled
Bead World Gems
$37.50Approximate beads per strand: 10 Origin: Oregon What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent,...$37.50 -
Owyhee Opal Polished 13-14mm Heart - Side to Side Drilled
Bead World Gems
$24.75Approximate beads per strand: 12 Origin: Oregon What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent,...$24.75 -
Owyhee Opal Polished 10-15mm Moon - Top Drilled
Bead World Gems
$27.50Approximate beads per strand: 20 Origin: Oregon What is it: Opal is a hydrated amorphous form of silica; its water content ranges from 3-21% by weight, but is usually between 6-10%. Depending on formation conditions, opal may be transparent,...$27.50 -