Polycrystalline Silicon Money Magnet Bracelet the Basic Rock Collection provides

the Basic Rock Collection provides a hands-on introduction to the fundamental building blocks of our planet

A vibrant and unique specimen featuring grape-like clusters of agate chalcedony

- Distinctive Features: Alternating black and white stripes

and silver deposits

- Perfect addition to any mineral collection or as a decorative piece

Polycrystalline Silicon Money Magnet Bracelet the Basic Rock Collection providesWeight : 500 Grams (Pkt) Location: USA 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