5" Rosasite, Selenite and Ferroan Dolomite Association - Morocco

This colorful specimen contains blue-green colored rosasite crystals on a bed of reddish brown ferroan dolomite. Small translucent selenite crystals can be found atop the dolomite, as well as enshrouding the rosasite crystal formations. Both sides of this specimen contain dolomite, selenite and rosasite.

Rosasite is a secondary mineral that forms in oxidation zones of copper-zinc deposits, generally forming a fibrous botryoidal sphere that can appear vitreous and silky. While typically featuring a blue-green color, colorless specimens are not unheard of. The chemical formula of rosasite is CuZnCO3(OH)2.
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DETAILS
SPECIES
Rosasite, Selenite & Dolomite
LOCATION
Bou Bekker, Touissit, Morocco.
SIZE
5" long, 3.2" wide
CATEGORY
ITEM
#57228