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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Quartz from
Harmony Iron Mine, Harmony Township, Warren County, New Jersey, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Harmony Iron Mine, Harmony Township, Warren County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:72071
Long-form Identifier:1:3:72071:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.9km (1.2 miles) ⓘSteatite Quarry, Harmony Township, Warren County, New Jersey, USA
4.2km (2.6 miles) ⓘRagged Mountain feldspar deposit, Scotts Mountain, Harmony Township, Warren County, New Jersey, USA
5.7km (3.5 miles) ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA
5.8km (3.6 miles) ⓘSherrer Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA
7.0km (4.4 miles) ⓘRoadcut, Phillipsburg, Warren County, New Jersey, USA
12.5km (7.8 miles) ⓘBethlehem Mine (Swayze Mine), West Portal, Bethlehem Township, Hunterdon County, New Jersey, USA
13.3km (8.3 miles) ⓘBelvidere Mines, Oxford Township, Warren County, New Jersey, USA
13.7km (8.5 miles) ⓘPattenburg Quarry, Bethlehem Township, Hunterdon County, New Jersey, USA
13.8km (8.6 miles) ⓘOxford Stone Co. Quarry (Tilcon New Jersey Quarry), White Township, Warren County, New Jersey, USA
14.0km (8.7 miles) ⓘAhles Mine (Osmun-Robeson Mine; Pequest), Oxford Furnace, Oxford Township, Warren County, New Jersey, USA
References
NJ State Geol. Ann. Rpt. (1900):176.
 
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