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Dachiardite-Ca

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CAM63270

Dachiardite-Ca

Rare Mineral

Description Tabs

Description
Locality: 
Cape Lookout Quarry, Tillamook County, Oregon, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.7 × 1.8 cm
Description

Good sample of the rare zeolite-group member dachiardite Ca. Frosted, milky, spherical aggregates of dachiardite Ca associated with white mordenite sprays in basalt vugs.

Mineral Data
What's on the rock

Dachiardite-Ca

Formula: 
(Ca,Na2,K2)5Al10Si38O96·25H2O
Strunz: 
9.GD.40
Crystal System: 
Monoclinic
Hardness: 
4.0 - 4.5
Type Locality: 
La Speranza (Pisani's Quarry), San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy...
Cartils Minerals

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