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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Collinsite from
Reaphook Hill, Martins Well (Martins Well Station), Pastoral Unincorporated Area, South Australia, Australia


08354270017363026689910.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
03663160017271978109081.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
02586170017271978133072.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
02695740017271978162239.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
08354270017363026689910.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
03032520017363026696589.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
06385070017363026695548.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
09612990017363026693582.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
01682900017363026702298.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
03663160017271978109081.jpg
Collinsite

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
06740610017271978194568.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
02695740017271978162239.jpg
Collinsite, etc.

Reaphook Hill, Martins Well, Pastoral Unincorporated Area, South Australia, Australia
Locality type:Mine
Classification
Species:Collinsite
Formula:Ca2Mg(PO4)2 · 2H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Scholzite18
Hillite15
Cryptomelane3
Goethite2
Parahopeite2
Plimerite1
Chalcophanite1
Data
Mineral Data:Click here to view Collinsite data
Locality Data:Click here to view Reaphook Hill, Martins Well (Martins Well Station), Pastoral Unincorporated Area, South Australia, Australia
Photo GalleryView Gallery (17 photos)
Data Identifiers
Mindat Occurrence Record ID:3854
Long-form Identifier:1:3:3854:6
GUID (UUID V4):0
References
Johnston, Christopher W., Hill, Roderick J. (1978) Zinc Phosphates at Reaphook Hill, South Australia. The Mineralogical Record, 9 (1) 20-24
 
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