Bismuth Artificial Crystal Ore Set of 3 Metal Mineral Specimen Research Power Stone x 3 S.fields.inc (100g pieces)

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A set of 3 bismuth artificial crystals. You can choose from 5 sizes (set of 3 each): 20g, 30g, 50g, 70g, and 100g. Sizes are divided into 10g units. Bismuth is a chemical element and is represented as Bi on the periodic table. Bismuth as an artificial crystal is made by heat treating bismuth compounds. Therefore, you can enjoy a variety of sizes, shapes, and brilliance depending on the various environments and conditions during crystallization. It can be used for a variety of purposes such as mineral specimens, power stones, objects for living rooms and entrances, and accessory materials such as pendant tops. [Standard size guide] 20g: 2cm 30g: 2.5cm 50g: 3cm 70g: 4cm 100g: 5cm A set of 3 bismuth artificial crystals. You can choose from 5 sizes (set of 3 each): 20g, 30g, 50g, 70g, and 100g. Sizes are divided into 10g units. Bismuth is a chemical element and is represented as Bi on the periodic table. Bismuth as an artificial crystal is made by heat treating bismuth compounds. Therefore, you can enjoy a variety of different sizes, shapes, and brilliance depending on the various environments and conditions during crystallization. It can be used for a variety of purposes such as mineral specimens, power stones, objects for living rooms and entrances, and accessory materials such as pendant tops. [Standard size guide] 20g: 2cm 30g: 2.5cm 50g: 3cm 70g: 4cm 100g: 5cm