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, and typically is a shade between yellow and green, however 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