Prehnite 4mm Round AAA Grade - 15-16 Inch Size_7x10-8x14mm Sage Agate forms in volcanish

Sage Agate forms in volcanish ash

Ruby Zoisite occurs naturally when small Ruby crystals become embedded within Zoisite

It is the most abundant lithium-bearing mineral as well as a significant source of the rare alkali metals rubidium and caesium

neutralizing overacidity and stomach problems

Whether you're drawn to it's beauty or you are a collector of cool rocks

Prehnite 4mm Round AAA Grade - 15-16 Inch Size_7x10-8x14mm Sage Agate forms in volcanishPrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.