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Heulandite-Na


Heulandite-Na : (Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O

Photo Copyright © Chris Tucker  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Rats Nest Claim, Challis, Custer Co., Idaho, USA
A typical heulandite-Na microcrystal, 0.4mm tall.

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