4.85" Green, Bladed Prehnite Crystals - Morocco

Green, Bladed Prehnite Crystals - Morocco #292275

This is a specimen of sea-glass-green, bladed prehnite found in Imilchil, Morocco. The prehnite crystals formed in acicular fans that resemble feathered coral ledges.

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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SPECIES

Prehnite

LOCATION

Imilchil, Midelt Province, Morocco

SIZE

4.85 x 3.4"

4.85" Green, Bladed Prehnite Crystals - Morocco

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