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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Spinel from
Buckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA


09395110017366204924299.jpg
Spinel, etc.

Buckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
09395110017366204924299.jpg
Spinel, etc.

Buckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
09714410017272030152278.jpg
Spinel, etc.

Buckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
Locality type:Pit
Classification
Species:Spinel
Formula:MgAl2O4
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Calcite1
Pyroxene Group1
Data
Mineral Data:Click here to view Spinel data
Locality Data:Click here to view Buckwheat pit, Franklin Mine, Franklin, Sussex County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:52021
Long-form Identifier:1:3:52021:2
GUID (UUID V4):0
Nearest other occurrences of Spinel
0.3km (0.2 miles) ⓘFranklin Iron Company Quarry (Pistol Range Quarry; Rifle Range Quarry), Franklin, Sussex County, New Jersey, USA
0.6km (0.4 miles) ⓘFurnace Quarry, Franklin, Sussex County, New Jersey, USA
1.0km (0.6 miles) ⓘMill site dump, Franklin Mine, Franklin, Sussex County, New Jersey, USA
1.0km (0.6 miles) ⓘFowler Quarry (Nichol Quarry; B. Nicoll Quarry; Nicoll Quarry; Nicol Quarry; Cellate Quarry), Franklin, Sussex County, New Jersey, USA
2.7km (1.7 miles) ⓘFranklin Quarry, Franklin, Sussex County, New Jersey, USA
4.8km (3.0 miles) ⓘWindsor Quarry (Winsor Quarry), Rudeville, Hardyston Township, Sussex County, New Jersey, USA
7.3km (4.6 miles) ⓘMcAfee, Vernon Township, Sussex County, New Jersey, USA
10.4km (6.5 miles) ⓘLime Crest Quarry, Sparta Township, Sussex County, New Jersey, USA
19.1km (11.8 miles) ⓘBirch Mine, Rockaway Township, Morris County, New Jersey, USA
19.3km (12.0 miles) ⓘAmity giant spinel locality, Amity, Town of Warwick, Orange County, New York, USA
References
Palache, Charles (1935) The minerals of Franklin and Sterling Hill, Sussex County, New Jersey. Professional Paper 180. US Geological Survey 135 pp. doi:10.3133/pp180
 
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