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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Quartz from
Long Hill prospects (Turkey Hill prospects), Haddam, Middlesex County, Connecticut, USA


Locality type:Prospect
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Beryl7
Albite4
Microcline3
Schorl3
Almandine2
Muscovite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Long Hill prospects (Turkey Hill prospects), Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:657145
Long-form Identifier:1:3:657145:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.3km (0.2 miles) ⓘLong Hill quartz locality, Haddam, Middlesex County, Connecticut, USA
0.5km (0.3 miles) ⓘHewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA
0.7km (0.4 miles) ⓘArnold Quarry, Haddam, Middlesex County, Connecticut, USA
0.8km (0.5 miles) ⓘNemo's Quarry, Haddam, Middlesex County, Connecticut, USA
1.0km (0.6 miles) ⓘLong Hill Quarry, Haddam, Middlesex County, Connecticut, USA
1.0km (0.6 miles) ⓘCivilian Conservation Corps prospect (CCC prospect; Cook columbite prospect), Haddam, Middlesex County, Connecticut, USA
1.1km (0.7 miles) ⓘCivilian Conservation Corps Quarry (CCC Quarry; Smith Quarry; Turkey Hill quarry lot), Haddam, Middlesex County, Connecticut, USA
1.3km (0.8 miles) ⓘGulf Quarry, Haddam, Middlesex County, Connecticut, USA
1.4km (0.9 miles) ⓘState Route 9 rock cuts, Haddam, Middlesex County, Connecticut, USA
1.9km (1.2 miles) ⓘState Route 9 Interchange 13 - Beaver Meadow Road, Haddam, Middlesex County, Connecticut, USA
References
Weber, Marcelle H., Sullivan, Earle C. (1995) Connecticut Mineral Locality Index. Rocks & Minerals, 70 (6) 396-409 doi:10.1080/00357529.1995.11761569
 
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