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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Brochantite from
Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA


08486910017272734767176.jpg
Brochantite, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
09363650017272015205557.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
09237710017272015174961.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
05290580017272015242922.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08486910017272734767176.jpg
Brochantite, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
02601910017367309376317.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
03195560017367309285660.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
01696170017367309388418.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08486910017272734767176.jpg
Brochantite, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
09363650017272015205557.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
09237710017272015174961.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
02648320017367309392113.jpg
Brochantite

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
Locality type:Mine
Classification
Species:Brochantite
Formula:Cu4(SO4)(OH)6
Comments:Identified as transparent, blue-green micro aggregates
Habit:encrustation
Colour:blue-green
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Rare
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Gypsum2
Amphibole Supergroup1
Chalcopyrite1
Data
Mineral Data:Click here to view Brochantite data
Locality Data:Click here to view Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:102004
Long-form Identifier:1:3:102004:5
GUID (UUID V4):0
Nearest other occurrences of Brochantite
47.4km (29.4 miles) ⓘBarrett Brothers Quarry (D and J Quarry), Beacon Falls, New Haven County, Connecticut, USA
81.4km (50.6 miles) ⓘSchuyler Copper Mine, North Arlington, Bergen County, New Jersey, USA
81.5km (50.7 miles) ⓘLaurel Hill, Secaucus, Hudson County, New Jersey, USA
88.4km (54.9 miles) ⓘSterling Mine, Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA
References
Januzzi, 1989
Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
 
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