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


01050650017272020939390.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
04564480017363554879004.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08108750017363554875585.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08048800017272017854929.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
01050650017272020939390.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
04564480017363554879004.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08108750017363554875585.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
04435800017362325014760.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
01050650017272020939390.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
02191020017363554886666.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
08108750017363554875585.jpg
Zircon, etc.

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
05974910017272017872789.jpg
Zircon

Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
Locality type:Mine
Classification
Species:Zircon
Formula:Zr(SiO4)
Comments:Brown crystals up to 3 cm. have been reported in hornblende; also as a constituent of the gneiss country-rock
Habit:elongated prismatic
Colour:brown
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Pyroxene Group2
Quartz1
Data
Mineral Data:Click here to view Zircon data
Locality Data:Click here to view Tilly Foster Iron Mine, Town of Southeast, Putnam County, New York, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:100241
Long-form Identifier:1:3:100241:6
GUID (UUID V4):0
Nearest other occurrences of Zircon
1.9km (1.2 miles) ⓘInterstate 84 road cuts, Town of Southeast, Putnam County, New York, USA
12.5km (7.7 miles) ⓘWestern Connecticut State University, Danbury, Fairfield County, Connecticut, USA
15.5km (9.6 miles) ⓘNorth Street mall, Danbury, Fairfield County, Connecticut, USA
16.8km (10.4 miles) ⓘCasey Quarry (Ridgefield pegmatite), Ridgefield, Fairfield County, Connecticut, USA
17.8km (11.1 miles) ⓘOld Quarry Nature Center, Danbury, Fairfield County, Connecticut, USA
21.0km (13.1 miles) ⓘU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
23.2km (14.4 miles) ⓘBedford, Westchester County, New York, USA
23.4km (14.5 miles) ⓘFillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA
24.0km (14.9 miles) ⓘKinkel Quarry, Bedford, Westchester County, New York, USA
24.1km (15.0 miles) ⓘConsolidated Feldspar Mining Corporation's plant, Bedford, Westchester County, New York, USA
References
(Dana, 1874) (Januzzi, 1966, 1989) (Trainer, 1938).
Jensen (1978) Minerals of New York State, pp.42-43
 
and/or  
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