Amethyst - Cathedral Geode - Statement Specimen zinc sulfide crystal Their head and teeth had

Their head and teeth had evolved which gave them an extremely strong bite with nearly 8

which means it can change color when exposed to different lighting conditions

Approximate Size of 1 Piece: 10cm x9cm x3cm

and a slightly frosted lustre

Selenite is a crystalline variety of gypsum

Amethyst - Cathedral Geode - Statement Specimen zinc sulfide crystal Their head and teeth hadMined from: Rio Grande do Sul, Brazil Description: This one of a kind Amethyst cathedral geode statement specimen from Brazil has a tall, narrow form with a crystal lined cavity extending nearly the full height of the piece. The interior is covered with dense pale to medium purple Amethyst crystals, including a mix of small druzy points and larger rounded crystal clusters. A thin border of white quartz and pale agate separates the purple interior from