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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Hornblende Root Name Group from
Stonetown, Ringwood, Passaic County, New Jersey, USA


Locality type:Village
Classification
Species:'Hornblende Root Name Group' (not an IMA approved species)
Formula:◻Ca2(C42+C3+)(AlSi7O22)W2
Comments:Occurs in a mica-diorite body.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornblende Root Name Group data
Locality Data:Click here to view Stonetown, Ringwood, Passaic County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:70752
Long-form Identifier:1:3:70752:9
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
2.4km (1.5 miles) ⓘBoard feldspar deposit, Monks, Ringwood, Passaic County, New Jersey, USA
10.6km (6.6 miles) ⓘFederal Hill Granite Co. Quarry, Riverdale, Morris County, New Jersey, USA
12.3km (7.6 miles) ⓘUpper California Mine, Sterling Mines group, Sterling Lake, Town of Warwick, Orange County, New York, USA
12.4km (7.7 miles) ⓘDe Bow Mine (De Bow Place Mine; Miller Mine), Riverdale, Morris County, New Jersey, USA
13.0km (8.1 miles) ⓘLake Mine, Sterling Lake, Town of Warwick, Orange County, New York, USA
13.8km (8.6 miles) ⓘAugusta Mine, Southfields, Town of Tuxedo, Orange County, New York, USA
15.1km (9.4 miles) ⓘCharlottesburg feldspar deposit, Rockaway Township, Morris County, New Jersey, USA
16.2km (10.1 miles) ⓘGreen Pond Mines, Copperas Mountain, Rockaway Township, Morris County, New Jersey, USA
20.9km (13.0 miles) ⓘMontville serpentine deposit, Montville Township, Morris County, New Jersey, USA
20.9km (13.0 miles) ⓘHog Mountain Quarry, Montville Township, Morris County, New Jersey, USA
References
 
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