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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Alunite from
Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia


04640730017363529497327.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
07016940017272729833762.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
00889920017271978138843.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
01619570017271978165514.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
04640730017363529497327.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
07016940017272729833762.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
04104120017272031572443.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
07646730017272031573600.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
09961770017363529499425.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
07016940017272729833762.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
00889920017271978138843.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
01619570017271978165514.jpg
Alunite

Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
Locality type:Open-Cast Mine
Classification
Species:Alunite
Formula:KAl3(SO4)2(OH)6
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Magnesite1
Data
Mineral Data:Click here to view Alunite data
Locality Data:Click here to view Iron Monarch Main Pit, Iron Knob, Pastoral Unincorporated Area, South Australia, Australia
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:69667
Long-form Identifier:1:3:69667:6
GUID (UUID V4):0
References
Pilkington, E. S., Segnit, E. R., Watts, J., Francis, G. (1979) Kleemanite, a new zinc aluminium phosphate. Mineralogical Magazine, 43 (325) 93-95 doi:10.1180/minmag.1979.043.325.03
England, Brian M. (1991) The State of the Science: Scanning Electron Microscopy. The Mineralogical Record, 22 (2) 123-132p.130
 
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