Mica
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Black Tourmaline in Mica Polished 4mm Round
Bead World Gems
S$37.37Approximate 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...S$37.37 -
Black Tourmaline in Mica Grade A Polished 8mm Round
Bead World Gems
S$56.40Approximate 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...S$56.40 -
Black Tourmaline in Mica Grade A Polished 6mm Round
Bead World Gems
S$46.89Approximate 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...S$46.89 -
Black Mica Polished 12mm Round
Bead World Gems
S$36.01Approximate 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...S$36.01 -
Black Mica Polished 10mm Round
Bead World Gems
S$33.30Approximate 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...S$33.30 -
Black Mica Polished 8mm Round
Bead World Gems
S$25.14Approximate 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...S$25.14 -
Black Mica Polished 6mm Round
Bead World Gems
S$20.05Approximate 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...S$20.05 -
Black Mica Polished 4mm Round
Bead World Gems
S$16.99Approximate 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...S$16.99