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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Chalcocite from
White Pine Mine, White Pine, Ontonagon County, Michigan, USA


05889100017272297871684.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
03082130017272013636895.jpg
Chalcocite, etc.

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
01279450017364947423313.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
08533780017272013648500.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
05889100017272297871684.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
03082130017272013636895.jpg
Chalcocite, etc.

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
01279450017364947423313.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
04185470017364947427057.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
00114790017272297881040.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
03082130017272013636895.jpg
Chalcocite, etc.

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
08313620017364947426209.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
02271500017272013673302.jpg
Chalcocite

White Pine Mine, White Pine, Ontonagon County, Michigan, USA
Locality type:Mine
Classification
Species:Chalcocite
Formula:Cu2S
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Native Silver14
Native Copper8
Baryte6
Calcite3
Sandstone2
Connellite2
Malachite2
Bornite1
Cuprite1
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view White Pine Mine, White Pine, Ontonagon County, Michigan, USA
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:3386
Long-form Identifier:1:3:3386:2
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
5.2km (3.2 miles) ⓘCollins Mine, Ontonagon County, Michigan, USA
5.3km (3.3 miles) ⓘNonesuch Mine, White Pine, Ontonagon County, Michigan, USA
5.4km (3.3 miles) ⓘCleveland Mine, Ontonagon County, Michigan, USA
6.6km (4.1 miles) ⓘOntonagon Silver Mine, Silver City, Ontonagon County, Michigan, USA
7.6km (4.7 miles) ⓘScranton Mine, Silver City, Ontonagon County, Michigan, USA
13.3km (8.3 miles) ⓘWhite Pine Extension Mine (Pinex Mine), White Pine, Ontonagon County, Michigan, USA
13.5km (8.4 miles) ⓘCuyahoga Mine, Porcupine Mountains, Ontonagon County, Michigan, USA
13.7km (8.5 miles) ⓘCunningham Creek, Ontonagon County, Michigan, USA
14.6km (9.0 miles) ⓘCarp Lake Mine, Porcupine Mountains, Ontonagon County, Michigan, USA
20.9km (13.0 miles) ⓘLafayette Mine, Porcupine Mountains, Ontonagon County, Michigan, USA
References
Morris, Tom (1983) Michigan Mineralogy. A locality Index. Rocks & Minerals, 58 (3). 107-113 doi:10.1080/00357529.1983.11767128p.112
King, V.T. (1986) World News on Mineral Occurrences. Rocks & Minerals: 61(6): 345.
 
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