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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Graphite from
Graphite locality, Haddam Neck, Haddam, Middlesex County, Connecticut, USA


Classification
Species:Graphite
Formula:C
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Graphite data
Locality Data:Click here to view Graphite locality, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:920263
Long-form Identifier:1:3:920263:4
GUID (UUID V4):0
Nearest other occurrences of Graphite
0.9km (0.5 miles) ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
1.4km (0.9 miles) ⓘHaddam Neck, Haddam, Middlesex County, Connecticut, USA
8.5km (5.3 miles) ⓘ"Foothold Cleft", Airline Railroad, East Hampton, Middlesex County, Connecticut, USA
8.6km (5.4 miles) ⓘBishop Hill Schorl Locality, East Hampton, Middlesex County, Connecticut, USA
12.4km (7.7 miles) ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
37.3km (23.2 miles) ⓘInterstate 84 interchange 26, Cheshire, New Haven County, Connecticut, USA
45.7km (28.4 miles) ⓘBecker Quarry, Willington, Tolland County, Connecticut, USA
47.8km (29.7 miles) ⓘState Route 8 interchange 34 (formerly 37), Watertown, Litchfield County, Connecticut, USA
50.0km (31.1 miles) ⓘWaterbury Road quarry, Thomaston, Litchfield County, Connecticut, USA
50.4km (31.3 miles) ⓘReynolds Bridge, Thomaston, Litchfield County, Connecticut, USA
References
Williams, Horace S. (circa 1945): Article for New York Society of Mineralogists. Brainerd Public Library, Haddam, Connecticut.
 
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