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Paramelaconite

#PD36079

Paramelaconite

#PD36079
Availability
Sold
Size
8 x 5 x 6 cm - Sm Cabinet 
Formula
Cu1+2Cu2+2O3 (RRUFF)
Locality
Algomah mine, Mass City, Ontonagon Co., Michigan, United States
Tagged
copper

Large chunck with dark coppery or black massive Paramelaconite. The specimen comes with one of Paul Moore's label with the specimen number correspnding to the tag (see prov tab). Specimen has been analyzed by XRD as noted on label. Of course this doesn't compare to the excellent find by Shawn Carlson in 2003(?) when his group found superb crystals in the old workings.

XRD Confirmed

Paramelaconite

Formula
Cu1+2Cu2+2O3 
Crystal System
Tetragonal 
Cleavage
None, None, None 
Luster
Adamantine 
Color
black 
Streak
black 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Conchoidal 
Hardness
4.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
XRD Confirmed

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