Case 8
Greenstone
Central Mine
Keweenaw County
Michigan
Very rare & unique specimen! Good size greenstone that broke
when removing it from a large rock. Inside...a well formed copper
crystal. Only the 2nd one I have seen out of thousands that I have
looked at.
1.8 x 1.7 x 1.4cm
SOLD
TM75-558
Copper crystals
White Pine Mine
Ontonagon County
Michigan
Excellent group of copper crystals that have some small silver crystals
tucked in among the top coppers.
6.4 x 2.5 x .9cm
SOLD
TM19-886
Datolite
Centennial Mine
Houghton County
Michigan
Beautiful pair of Centennial datolites in excellent condition.
2.6 x 2.1 x .7cm
SOLD
TM21-1155
Silver crystals / Copper
Evergreen Bluff Mine
Ontonagon County
Michigan
Excellent small cabinet specimen with several different groups of silver xls
perched on copper. Ex. Wayne Sukow Collection.
7.5 x 3.8 x 3.8cm
SOLD
TM45-229
Datolite
Ridge Mine
Ontonagon County
Michigan
Another excellent datolite from this small mine outside of Mass City.
3.5 x 2.8 x 1.7cm
SOLD
TM21-1156
Calcite crystals
White Pine Mine
Ontonagon County
Michigan
Very fine miniature of calcites with several being doubly terminated and twinned. I
believe the dark inclusions are chalcocite.
5.8 x 4.3 x 3.0cm
SOLD
TM75-559a
Copper crystals
LaSalle Mine
Houghton County
Michigan
Excellent group of tenorite coated copper xls. in and on matrix. The copper crystals run
right through the matrix with one sticking out of the vug near the bottom of the specimen.
(see pic)
5.0 x 4.7 x 3.8cm
SOLD
TM19-887
Datolite
Caledonia Mine
Ontonagon County
Michigan
Here is one of the fire engine reds that came from the one and only
pocket of this color mined at the Caledonia. Ex. Wayne Sukow Collection.
3.2 x 2.9 x 1.0cm
SOLD
TM21-1157
Click on any picture to
zoom in for closer detail.