Polycrystalline Silicon fossils approximately 65 million years old

approximately 65 million years old

Size: 16 x 8 x 13

- Type: Chalcedony (cryptocrystalline quartz)

ranging from deep reds and purples to vibrant oranges

Polycrystalline Silicon fossils approximately 65 million years oldWeight : 500 Grams (Pkt) Location: Brazil Product Description Polycrystalline Silicon is a manmade material produced by refining silicon into multiple crystal grains, resulting in a metallic grey to bluish appearance with a crystalline, blocky texture. It is typically formed in irregular chunks with reflective surfaces. Manufactured in the USA, this material is composed of high purity silicon and is widely used in industrial and technological