Mica
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Black Tourmaline in Mica Polished 4mm Round
Bead World Gems
$26,079.90Approximate beads per strand: 95 What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a...$26,079.90 -
Black Tourmaline in Mica Grade A Polished 8mm Round
Bead World Gems
$39,356.94Approximate beads per strand: 45 What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a...$39,356.94 -
Black Tourmaline in Mica Grade A Polished 6mm Round
Bead World Gems
$32,718.42Approximate beads per strand: 65 What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a...$32,718.42 -
Black Mica Polished 12mm Round
Bead World Gems
$25,131.54Approximate beads per strand: 35 What is it: Mica is a silicate mineral that form in distinct layers. Mica is fairly light and soft, and sheets and flakes of mica are flexible. History: Mica was first mined in India about 4,000 years ago, where it...$25,131.54 -
Black Mica Polished 10mm Round
Bead World Gems
$23,234.82Approximate beads per strand: 38 What is it: Mica is a silicate mineral that form in distinct layers. Mica is fairly light and soft, and sheets and flakes of mica are flexible. History: Mica was first mined in India about 4,000 years ago, where it...$23,234.82 -
Black Mica Polished 8mm Round
Bead World Gems
$17,544.66Approximate beads per strand: 45 What is it: Mica is a silicate mineral that form in distinct layers. Mica is fairly light and soft, and sheets and flakes of mica are flexible. History: Mica was first mined in India about 4,000 years ago, where it...$17,544.66 -
Black Mica Polished 6mm Round
Bead World Gems
$13,988.31Approximate beads per strand: 65 What is it: Mica is a silicate mineral that form in distinct layers. Mica is fairly light and soft, and sheets and flakes of mica are flexible. History: Mica was first mined in India about 4,000 years ago, where it...$13,988.31 -
Black Mica Polished 4mm Round
Bead World Gems
$11,854.50Approximate beads per strand: 95 What is it: Mica is a silicate mineral that form in distinct layers. Mica is fairly light and soft, and sheets and flakes of mica are flexible. History: Mica was first mined in India about 4,000 years ago, where it...$11,854.50