Opal
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Pink Opal Polished 3.5mm Briolette
Bead World Gems
$1.99Sold 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...$1.99 -
Pink Opal Polished 7mm Briolette
Bead World Gems
$2.68Sold 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...$2.68 -
Blue Boulder Opal Polished 9x14mm Faceted Rounded Rectangle
Bead World Gems
$2.41Sold 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...$2.41 -
Pink Opal Polished 8mm Smooth Briolette
Bead World Gems
$3.37Sold 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...$3.37 -
Ethiopian Opal Polished 8x5mm Pear - Sold Individually
Bead World Gems
$5.85Sold 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...$5.85 -
White Opal Polished 3-4mm Square Heishi
Bead World Gems
$13.07Sold Individually Approximate beads per strand: 375 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,...$13.07 -
Opal Polished 42-48mm Points - Center Drilled
Bead World Gems
$3.09Sold 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...$3.09 -
Ethiopian Opal Polished 6x8mm Flat Faceted Drop - Heat Treated
Bead World Gems
$5.43Sold 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...$5.43 -
Pink Opal Polished 5mm Faceted Briolette
Bead World Gems
$2.54Sold 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...$2.54 -
Pink Opal 40x30mm Faceted Oval
Bead World Gems
$9.42Sold 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...$9.42 -
Yellow Opal Faceted Nugget
Bead World Gems
$2.27Sold 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...$2.27