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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Bismuthinite from
Chrysoberyl locality, Haddam, Middlesex County, Connecticut, USA


Locality type:Outcrop
Classification
Species:Bismuthinite
Formula:Bi2S3
Comments:A few slender crystals of this species have been detected (Shepard 1837)
Habit:elongated, slender
Colour:metallic
Abundance at site:Very Rare
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bismuthinite data
Locality Data:Click here to view Chrysoberyl locality, Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:660293
Long-form Identifier:1:3:660293:2
GUID (UUID V4):0
Nearest other occurrences of Bismuthinite
1.4km (0.9 miles) ⓘTimms Hill (Tim's Hill; Iolite Hill), Haddam, Middlesex County, Connecticut, USA
2.8km (1.7 miles) ⓘRock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
3.0km (1.8 miles) ⓘState Route 9 Interchange 13 - Beaver Meadow Road, Haddam, Middlesex County, Connecticut, USA
3.5km (2.2 miles) ⓘHewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA
3.8km (2.4 miles) ⓘLong Hill prospects (Turkey Hill prospects), Haddam, Middlesex County, Connecticut, USA
5.2km (3.2 miles) ⓘWorth and Selden Quarries (Victoria Quarry), East Hampton, Middlesex County, Connecticut, USA
7.0km (4.3 miles) ⓘSlocum prospect, East Hampton, Middlesex County, Connecticut, USA
10.2km (6.3 miles) ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA
13.4km (8.4 miles) ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
13.9km (8.6 miles) ⓘPelton's Quarry, Portland, Middlesex County, Connecticut, USA
References
Shepard, Charles Upham (1837) A Report on the Geological Survey of Connecticut. Geological Survey of Connecticut.
 
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