Harmotome, Pyrite, Calcite

Specimen ID: A83-QN6

Mineral(s)
Harmotome : Ba2(Si12Al4)O32·12H2O
Pyrite : FeS2
Calcite : CaCO3
Locality
Mindat locality:
Dimensions
6.5cm x 3.6cm x 2.5cm
Previous data
Mineral(s)
Acquisition date:
8th Mar 2012
Name withheld

Events

Photo added to mindat.org

Colorless, translucent harmotome crystals with scattered pyrite, on matrix. There is also (greyish) calcite present. Field of view is 12 mm. This is an old specimen. Ex Irenee du Pont Collection. Ex University of Delaware Mineral Museum. Henry Minot photo & collection.
Henry Minot - 8th November 2012

Photo added to mindat.org

Colorless, translucent harmotome crystals with scattered pyrite, on matrix. There is also (greyish) calcite present. 6.5 x 3.6 x 2.5 cm overall. This is an old specimen. Ex. Irenee du Pont Collection. Ex. University of Delaware Mineral Museum. Henry Minot photo & collection.
Henry Minot - 8th November 2012
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