Datolite Pseuo Anhydrite
Collection
John Betts - Fine Minerals
Description
Hemispherical formation of pale-green Datolite pseudomorphs forming as epimorphs after a radiating spray of prismatic Anhydrite crystals to 50 mm long. The Anhydrite formed first, was overgrown by Datolite microcrystals, then the Anhydrite dissolved leaving rhombic cavities. Ex. Dr. Eugene E. Sensel (1911-2000) collection #Z160.
Locality
Upper New Street Quarry, Paterson, Passaic County, New Jersey
Dimensions
11 x 9 x 6 cm.
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