Wavellite | Arkansas calcite but we recommend washing your

but we recommend washing your hands after handling

earlier generation

This striking fossilized fern comes from the historic Pottsville Formation

A solid specimen sitting on your shelf is completely safe to enjoy

Serpentine is a magnesium silicate mineral formed through the alteration of ultramafic rocks

Wavellite | Arkansas calcite but we recommend washing yourWavellite is a mineral that demonstrates the classic radiating globule crystal habit. It is most often found inside the fractures of aluminous, low grade metamorphic rocks. They are fibrous crystals with translucent radial fractures or globular clusters ranging from pale green to emerald green. More rarely they grow in chalcedony like or opaline masses, or stalactic and are unique. It occurs in association with crandallite and variscite in