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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Beryl from
State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA


06887300017272051493462.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
01626950017371813096620.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
03408040017869047487668.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
01904830017869047265610.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
06887300017272051493462.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
04868420017366965568382.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
03408040017869047487668.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
01904830017869047265610.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
06887300017272051493462.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
01626950017371813096620.jpg
Beryl, etc.

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
08812710017883561393951.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
07257940017883561407631.jpg
Beryl

State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
Locality type:Quarry
Classification
Species:Beryl
Formula:Be3Al2(Si6O18)
Comments:"Light-green beryl occurs in crystals 1 to 5 inches in diameter and 1 to 17 inches long. Most of the crystals are large enough to be sorted by hand but some are intimately intergrown with quartz and plagioclase. Beryl was found chiefly in the nose of the pegmatite at the northwest; end of the quarry, in the intermediate zone." (Cameron et al 1954)
Habit:columnar
Colour:pale yellow to light green
Quality for species:Poor for species, only of interest for locality collectors. (#)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Albite1
Quartz1
Muscovite1
Data
Mineral Data:Click here to view Beryl data
Locality Data:Click here to view State Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:130262
Long-form Identifier:1:3:130262:2
GUID (UUID V4):0
Nearest other occurrences of Beryl
2.1km (1.3 miles) ⓘClark Hill prospect, East Hampton, Middlesex County, Connecticut, USA
2.3km (1.4 miles) ⓘNathan Hall Quarry, East Hampton, Middlesex County, Connecticut, USA
2.5km (1.5 miles) ⓘState Forest Quarry No. 1, East Hampton, Middlesex County, Connecticut, USA
3.1km (1.9 miles) ⓘPenfield Quarry (Oak Leaf Quarry), Portland, Middlesex County, Connecticut, USA
3.1km (1.9 miles) ⓘTerp Road pegmatite, Hog Hill, East Hampton, Middlesex County, Connecticut, USA
3.2km (2.0 miles) ⓘHale-Walker prospects, Collins Hill, Portland, Middlesex County, Connecticut, USA
3.2km (2.0 miles) ⓘPegmatite prospects, Collins Hill, Portland, Middlesex County, Connecticut, USA
3.5km (2.2 miles) ⓘPelton's Quarry, Portland, Middlesex County, Connecticut, USA
3.7km (2.3 miles) ⓘSynnott Quarry, Portland, Middlesex County, Connecticut, USA
3.8km (2.3 miles) ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
References
Rocks & Min.: 70:403
Cameron et al (1954) USGS Prof Paper 255
Schooner (1958)
 
and/or  
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