Cavansite on Stilbite - India United StatesYou will receive the

United StatesYou will receive the fossil pictured

Agate is a combination of chalcedony and quartz

meaning dark red

Their intense

Here is another great example of smoky quartz

Cavansite on Stilbite - India United StatesYou will receive theHere is a unique presentation of cavansite on stilbite. A decent sized cluster of cavansite sits in the middle of its matrix but the back is missing, leaving a perfectly visible cross section when viewed from the rear. Cavansite is a rare mineral often caught by mineral collectors. It gets its name directly from its chemical composition calcium vanadium silicate. It typically forms in small clusters of deep blue crystals reaching a couple of fo