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
Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA


Locality type:Road Cutting
Classification
Species:Microcline
Formula:K(AlSi3O8)
Formation:Primary
Comments:A constituent of the pegmatites.
Habit:cleavable masses, subhedral
Colour:white
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Abundance at site:Common
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:96372
Long-form Identifier:1:3:96372:7
GUID (UUID V4):0
Nearest other occurrences of Microcline
0.8km (0.5 miles) ⓘThomaston Dam pegmatite, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA
5.0km (3.1 miles) ⓘReynolds Bridge, Thomaston, Litchfield County, Connecticut, USA
7.1km (4.4 miles) ⓘMorris Dam Quarry (East Morris Dam), Morris, Litchfield County, Connecticut, USA
7.8km (4.9 miles) ⓘPegmatite quarry and ultramafic rock, Harwinton, Litchfield County, Connecticut, USA
10.3km (6.4 miles) ⓘSouth Main Street construction site, Torrington, Litchfield County, Connecticut, USA
10.7km (6.7 miles) ⓘState Route 8 interchange 34 (formerly 37), Watertown, Litchfield County, Connecticut, USA
15.1km (9.4 miles) ⓘMountain Top Trucking quarry, Torrington, Litchfield County, Connecticut, USA
15.8km (9.8 miles) ⓘFlanders Road (Brushy Hill), Woodbury, Litchfield County, Connecticut, USA
17.4km (10.8 miles) ⓘWoodbury pegmatite quarry (Judson Quarry), Woodbury, Litchfield County, Connecticut, USA
18.2km (11.3 miles) ⓘNonnewaug River Industrial Park, Woodbury, Litchfield County, Connecticut, USA
References
Rocks & Minerals: 34: 3.
Zodac, Peter (1959) Minerals at Thomaston Dam, Conn. Rocks & Minerals, 34 (1) 3-48 doi:10.1080/00357529.1959.11766706
 
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