Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Heterosite from
DeMott Quarry, Grafton, Grafton County, New Hampshire, USA


08297250017272023921811.jpg
Heterosite

DeMott Quarry, Grafton, Grafton County, New Hampshire, USA
08297250017272023921811.jpg
Heterosite

DeMott Quarry, Grafton, Grafton County, New Hampshire, USA
08297250017272023921811.jpg
Heterosite

DeMott Quarry, Grafton, Grafton County, New Hampshire, USA
Locality type:Quarry
Classification
Species:Heterosite
Formula:Fe3+(PO4)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Heterosite data
Locality Data:Click here to view DeMott Quarry, Grafton, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:699241
Long-form Identifier:1:3:699241:5
GUID (UUID V4):0
References
Harvard Mineralogical Museum
 
and/or  
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