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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Annite from
Forest Ridge Road, Higganum, Haddam, Middlesex County, Connecticut, USA


Locality type:Road
Classification
Species:Annite
Formula:KFe32+(AlSi3O10)(OH)2
Comments:tiny accessory flakes
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Annite data
Locality Data:Click here to view Forest Ridge Road, Higganum, Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:928024
Long-form Identifier:1:3:928024:3
GUID (UUID V4):0
Nearest other occurrences of Annite
0.8km (0.5 miles) ⓘHaddam Volunteer Fire Station, Higganum, Haddam, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘMagnetite occurrences, Higganum, Haddam, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘFeldspar quarry, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
2.4km (1.5 miles) ⓘRock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
2.5km (1.6 miles) ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
3.2km (2.0 miles) ⓘAnderson No. 1 Mica Mine, East Hampton, Middlesex County, Connecticut, USA
3.3km (2.0 miles) ⓘAnderson No. 2 Mica Mine, East Hampton, Middlesex County, Connecticut, USA
3.5km (2.2 miles) ⓘHurd State Park quarries, East Hampton, Middlesex County, Connecticut, USA
4.2km (2.6 miles) ⓘGulf Quarry, Haddam, Middlesex County, Connecticut, USA
4.3km (2.7 miles) ⓘCivilian Conservation Corps Quarry (CCC Quarry; Smith Quarry; Turkey Hill quarry lot), Haddam, Middlesex County, Connecticut, USA
References
Former Don Miller collection
 
and/or  
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