Mica
-
Black Tourmaline in Mica Polished 4mm Round
Bead World Gems
¥4,268.37Approximate 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...¥4,268.37 -
Black Tourmaline in Mica Grade A Polished 8mm Round
Bead World Gems
¥6,441.36Approximate 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...¥6,441.36 -
Black Tourmaline in Mica Grade A Polished 6mm Round
Bead World Gems
¥5,354.87Approximate 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...¥5,354.87 -
Black Mica Polished 12mm Round
Bead World Gems
¥4,113.16Approximate 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...¥4,113.16 -
Black Mica Polished 10mm Round
Bead World Gems
¥3,802.73Approximate 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...¥3,802.73 -
Black Mica Polished 8mm Round
Bead World Gems
¥2,871.45Approximate 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...¥2,871.45 -
Black Mica Polished 6mm Round
Bead World Gems
¥2,289.40Approximate 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...¥2,289.40 -
Black Mica Polished 4mm Round
Bead World Gems
¥1,940.17Approximate 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...¥1,940.17