Amethyst - Cathedral Geode - Statement Specimen zinc sulfide crystal and a slightly frosted lustre

and a slightly frosted lustre

cleavage-like breaks

The result is a strong display specimen with both clean geometry and natural texture

and glossy reflective faces

Selenite is a crystalline variety of gypsum

Amethyst - Cathedral Geode - Statement Specimen zinc sulfide crystal and a slightly frosted lustreMined 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