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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Siderite from
South Percy Peak locality, Stratford, Coos County, New Hampshire, USA


Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view South Percy Peak locality, Stratford, Coos County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:656202
Long-form Identifier:1:3:656202:1
GUID (UUID V4):0
Nearest other occurrences of Siderite
34.9km (21.7 miles) ⓘMascot Mine, Gorham, Coos County, New Hampshire, USA
57.1km (35.5 miles) ⓘWhitehall #2 Prospect, Newry, Oxford County, Maine, USA
57.4km (35.7 miles) ⓘScotty Quarry, Newry, Oxford County, Maine, USA
57.7km (35.8 miles) ⓘCrooker Gem Pegmatite Quarries, Newry, Oxford County, Maine, USA
57.7km (35.9 miles) ⓘKinglet Prospect, Newry, Oxford County, Maine, USA
57.8km (35.9 miles) ⓘDunton Gem Quarry, Newry, Oxford County, Maine, USA
57.8km (35.9 miles) ⓘNevel Quarry, Newry, Oxford County, Maine, USA
57.9km (36.0 miles) ⓘBell pit, Newry, Oxford County, Maine, USA
58.8km (36.5 miles) ⓘCoppermine Brook Mine, Franconia, Grafton County, New Hampshire, USA
59.5km (37.0 miles) ⓘCole Quarry, Stoneham, Oxford County, Maine, USA
References
Rocks and Minerals, (1990) 65:286-296
 
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