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
Dike No. 1, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada


Locality type:Dike
Classification
Species:'Hornblende Root Name Group' (not an IMA approved species)
Formula:◻Ca2(C42+C3+)(AlSi7O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hornblende Root Name Group data
Locality Data:Click here to view Dike No. 1, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:800533
Long-form Identifier:1:3:800533:5
GUID (UUID V4):0
Nearest other occurrences of Hornblende Root Name Group
3.1km (1.9 miles) ⓘSpain Mine, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada
3.4km (2.1 miles) ⓘHighway 41 Roadcut, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada
4.5km (2.8 miles) ⓘDike No. 2, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada
7.2km (4.5 miles) ⓘDike No. 3, Griffith Township, Greater Madawaska, Renfrew County, Ontario, Canada
12.3km (7.6 miles) ⓘCanadian Iron Furnace Company pit, Brougham Township, Greater Madawaska, Renfrew County, Ontario, Canada
14.7km (9.2 miles) ⓘHunt Mine (Belgian), Brougham Township, Greater Madawaska, Renfrew County, Ontario, Canada
15.4km (9.6 miles) ⓘRadnor mine, Grattan Township, Bonnechere Valley, Renfrew County, Ontario, Canada
16.6km (10.3 miles) ⓘTurner's Island Mine, Sebastopol Township, Bonnechere Valley, Renfrew County, Ontario, Canada
17.0km (10.5 miles) ⓘBlack Donald Mine, Brougham Township, Greater Madawaska, Renfrew County, Ontario, Canada
17.7km (11.0 miles) ⓘSmart Mine, Miller property, Sebastopol Township, Bonnechere Valley, Renfrew County, Ontario, Canada
References
 
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