Mica
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Black Tourmaline in Mica Polished 4mm Round
Bead World Gems
$23,581.83Approximate 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...$23,581.83 -
Black Tourmaline in Mica Grade A Polished 8mm Round
Bead World Gems
$35,587.12Approximate 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...$35,587.12 -
Black Tourmaline in Mica Grade A Polished 6mm Round
Bead World Gems
$29,584.47Approximate 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...$29,584.47 -
Black Mica Polished 12mm Round
Bead World Gems
$22,724.31Approximate 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...$22,724.31 -
Black Mica Polished 10mm Round
Bead World Gems
$21,009.26Approximate 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...$21,009.26 -
Black Mica Polished 8mm Round
Bead World Gems
$15,864.14Approximate 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...$15,864.14 -
Black Mica Polished 6mm Round
Bead World Gems
$12,648.43Approximate 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...$12,648.43 -
Black Mica Polished 4mm Round
Bead World Gems
$10,719.01Approximate 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...$10,719.01