Case 11
Chalcocite in Calcite
White Pine Mine, Ontonagon County, Michigan
Very fine miniature with easily seen chalcocite filling the calcite crystal.
4.1 x 1.8 x 1.5cm
SOLD
TM75-724
Datolite
Arcadian Mine, Houghton County, Michigan
Nice deep color from all the native Copper inclusions in this pair. This minesite is now gone, so there will be no more available.
3.9 x 3.0 x 1.1cm
SOLD
TM21-1389
Copper Crystals
Quincy Mine, Houghton County, Michigan
Excellent miniature of well formed Copper crystals stacked on each other.
5.9 x 4.0 x 1.3cm
$85
TM19-1039
Copper/Silver
Quincy Mine, Houghton County, Michigan
Lots of Silver on this specimen. actually, more Silver than Copper. Classic location.
3.2 x 2.2 x 2.1cm
SOLD
TM45-263
Datolite
Copper Falls, Keweenaw County, Michigan
Great locality specimen that was found in a bedrock location by John Perona. Then Verizon decided to put a cell tower in by it, and put a road in right over the deposit.
4.8 x 5.6 x 1.8cm
SOLD
TM21-1390
Copper Agate
Calumet and Hecla Mine, Houghton County, Michigan
Excellent Copper Agate with lots of Copper including a large bullseye.
2.4 x 1.8cm/face
SOLD
TM75-725
Prehnite
Medora Mine, Keweenaw County, Michigan
Fabulous cabinet specimen that actually has beautiful pearly crystals of Prehnite, not the usual botryoidal form usually found in the Kewenaw. Quartz and Epidote crystals are also present.
9.5 x 5.7 x 8.0cm
SOLD
TM75-726
