CHI210jr Chinese Agate, Middle-Class Mine Thundereggs Large Black Tourmaline crystal

Large Black Tourmaline crystal

The chemical symbol for Bismuth is Bi

It displays a lavender druzy with tan agate

Selenite is a form of gypsum and contains translucent colorless compact fibrous aggregate with a chatoyant appearance

CHI210jr Chinese Agate, Middle-Class Mine Thundereggs Large Black Tourmaline crystalThis is a polished specimen featuring yellow orange agate. 5. 9 cm x 5. 2 cm 0. 24 lbs Agates from the Middle Class mine show a broad range of colors including red, yellow, purple, brown, blue, and black. Agates from the Middle Class mine also often contain druzy pockets with hematite and calcite crystals. Agates from this mine also contain a higher percentage of heat and stress fractures from the mining process and are considered less desirable so