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
Dripps Road, Middletown, Middlesex County, Connecticut, USA


08564360017404893671722.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
01685640017364001952581.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
05566020017403715619723.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
00968260017404893686125.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
05566020017403715619723.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
07005510017364001959169.jpg
Annite

Dripps Road, Middletown, Middlesex County, Connecticut, USA
Locality type:Road
Classification
Species:Annite
Formula:KFe32+(AlSi3O10)(OH)2
Comments:fka biotite
Habit:anhedral to tabular, pseudohexagonal subhedral
Colour:black
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 Dripps Road, Middletown, Middlesex County, Connecticut, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:720483
Long-form Identifier:1:3:720483:8
GUID (UUID V4):0
Nearest other occurrences of Annite
1.8km (1.1 miles) ⓘTollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex County, Connecticut, USA
4.0km (2.5 miles) ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA
4.3km (2.6 miles) ⓘMagnetite occurrences, Higganum, Haddam, Middlesex County, Connecticut, USA
4.4km (2.7 miles) ⓘRiverside Quarry (Western Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA
5.0km (3.1 miles) ⓘHaddam Volunteer Fire Station, Higganum, Haddam, Middlesex County, Connecticut, USA
5.2km (3.2 miles) ⓘHurd State Park quarries, East Hampton, Middlesex County, Connecticut, USA
5.7km (3.6 miles) ⓘHalberg Quarries (Eureka Quarry; Cook Quarry; Gem Stone Quarry), East Hampton, Middlesex County, Connecticut, USA
5.7km (3.6 miles) ⓘForest Ridge Road, Higganum, Haddam, Middlesex County, Connecticut, USA
6.1km (3.8 miles) ⓘMarkham Mica Quarry, Hog Hill, East Hampton, Middlesex County, Connecticut, USA
6.4km (4.0 miles) ⓘFeldspar quarry, Haddam Neck, Haddam, Middlesex County, Connecticut, USA
References
Moritz, Harold (n.d.) Personal Communication.
 
and/or  
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