2.8" Green Prehnite & Epidote Crystal Cluster - Morocco

This is a specimen of green prehnite found in Morocco. The prehnite crystals formed in seemingly striated patterns in a bunched up aggregation. There is a smattering of epidote crystals in association with the prehnite on this specimen.

Prehnite is a calcium aluminum silicate with the chemical composition Ca2Al(AlSi3O10)(OH)2. It generally occurs as volcanic cavity infillings. It often displays colors between yellow and green, but colorless and blue specimens are not unheard of.

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DETAILS
SPECIES
Prehnite & Epidote
LOCATION
Imilchil, Midelt Province, Morocco
SIZE
2.8 x 2.5"
CATEGORY
ITEM
#224843