Prehnite
Specimen ID: HT8-KW6
Prehnite : Ca2Al2Si3O10(OH)2
Mindat locality:
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Photo added to mindat.org
“Prehnite boulder with some calcite,
size 2x3 meter.
Photo Kjell Gatedal
”
Kjell Gatedal - 30th November 2000
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