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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Microcline from
Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA


Locality type:Prospect
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Schorl2
Quartz2
Beryl2
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Mt. Tom prospects, Moodus, East Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:669181
Long-form Identifier:1:3:669181:3
GUID (UUID V4):0
Nearest other occurrences of Microcline
2.3km (1.4 miles) ⓘConnecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
2.5km (1.6 miles) ⓘQuarry Hill (Brainerd Quarries; Shailor Quarries), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
3.0km (1.8 miles) ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
3.4km (2.1 miles) ⓘLong-lot Quarry, Haddam, Middlesex County, Connecticut, USA
3.5km (2.2 miles) ⓘArnold Granite Quarry (General Brainerd Quarry; Great Hill Quarry; Hazelton Quarry; Haddam Quarry; Brookes Quarry), Haddam, Middlesex County, Connecticut, USA
3.9km (2.4 miles) ⓘJail Hill Road locality (Jail Hill Quarry), Haddam, Middlesex County, Connecticut, USA
4.1km (2.5 miles) ⓘTidewater feldspar quarry, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
4.2km (2.6 miles) ⓘKnudsen prospects, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
4.2km (2.6 miles) ⓘHill above the parsonage (unnamed feldspar quarry), Haddam, Middlesex County, Connecticut, USA
4.3km (2.7 miles) ⓘGulf Quarry, Haddam, Middlesex County, Connecticut, USA
References
Barton and Goldsmith (1968): New England Beryllium Investigations. US Bureau of Mines Report of Investigation 7070.
 
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