5.35" Botryoidal Prehnite and Epidote - Mali

Botryoidal Prehnite and Epidote - Mali #220616

This is a 5.35" wide association of translucent, botryoidal green prehnite with dark-green epidote, collected from the Kayes Region of Mali, Africa.

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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SPECIES

Prehnite & Epidote

LOCATION

Kayes Region, Mali, Africa

SIZE

5.35" wide

5.35" Botryoidal Prehnite and Epidote - Mali

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