Hydroxyapophyllite-(K), Prehnite, Calcite

Specimen ID: 2FQ-5J6

Mineral(s)
Hydroxyapophyllite-(K) : KCa4(Si8O20)(OH,F)·8H2O
Prehnite : Ca2Al2Si3O10(OH)2
Calcite : CaCO3
Locality
Mindat locality:
Dimensions
9cm x 6cm x 3cm
Events

Photo added to mindat.org

Collected 11-7-93 by Brander Robinson at Bull Run Quarry, Loudoun Co.,Virginia. Specimen is 9cm x6cm x 3cm. It is the largest known single crystal of this quality apophyllite from this location.Photograph and owner-Brander Robinson
Brander Robinson - 2nd August 2006
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10,444,504 minIDs have been issued as of 2nd May 2024 11:42 pm UTC