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
Comet Reef (Comet Reef mine), Blackwood, Moorabool Shire, Victoria, Australia


Locality type:Reef
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Comet Reef (Comet Reef mine), Blackwood, Moorabool Shire, Victoria, Australia
Data Identifiers
Mindat Occurrence Record ID:548470
Long-form Identifier:1:3:548470:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
2.6km (1.6 miles) ⓘYankee Reef, Blackwood, Moorabool Shire, Victoria, Australia
2.8km (1.7 miles) ⓘMorning Star Reef (Morning Star mine), Blackwood, Moorabool Shire, Victoria, Australia
3.2km (2.0 miles) ⓘHomeward Bound Reef, Blackwood, Moorabool Shire, Victoria, Australia
3.3km (2.0 miles) ⓘMounters Reef (Mounter Mine), Blackwood, Moorabool Shire, Victoria, Australia
3.4km (2.1 miles) ⓘNorth Sultan Mine, Blackwood, Moorabool Shire, Victoria, Australia
3.4km (2.1 miles) ⓘSultan Reef (Sultan Mine), Blackwood, Moorabool Shire, Victoria, Australia
3.5km (2.2 miles) ⓘBig Reef (Big Reef mine), Blackwood, Moorabool Shire, Victoria, Australia
3.9km (2.4 miles) ⓘStaffordshire Reef, Blackwood, Moorabool Shire, Victoria, Australia
5.5km (3.4 miles) ⓘMurphys Lode (Antimony Lode), Blackwood, Moorabool Shire, Victoria, Australia
12.3km (7.6 miles) ⓘWoodend Province, Macedon Ranges Shire, Victoria, Australia
References
Willman, C.E., Bibby, L.M., Radojkovic, A.M., Maher, S., Haydon, S.J., Hollis, J.D ., Osborne, C.R. (2002): Castlemaine 1:100 000 Map Area Geological Report, Geological Survey of Victoria Report 121. [ISBN: 0 7306 9462 3]
 
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