Overview

zoisite


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Member of the epidote group of minerals, with the formula Ca2Al3Si3O12OH; sp. gr. 3.3; hardness 6.5; greyish-white or greenish; crystals orthorhombic, prismatic, but normally massive or columnar; occurs in regional-metamorphic (see regional metamorphism) rocks. Thulite is a rose-pink variety.

Subjects: Earth Sciences and Geography.


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