A
C
6933
Celestine, Calcite
Maybee, Monroe Co., Michigan
1960s
9 x 7 x 4.9 cmThe largest two Celestine crystals are approximately 2.5 cm across.
$50
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6839
Copper Crystals with Adularia Crystals
Northwestern Mine, Keweenaw Co., Michigan
Ex. A. E. Mineral Museum
10 x 4.8 x 3.5 cmThe third dimension listed includes the curve of the specimen; otherwise, the specimen is 1.7 cm at its thickest.
SOLD
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6687
Copper Crystals with attached Barite and Nonesuch Shale
White Pine Mine, White Pine, Ontonagon Co., Michigan
29.6 x 17 x 3.8 cm
$350
|
6455
Copper Crystals
Central Mine, Keweenaw Co., Michigan
7.9 x 4.4 x 0.7 cm
$85
|
4717
Copper Crystals
Central Mine, Keweenaw Co., Michigan
7.4 x 3.8 x 1.3 cm
$175
|
4127
Copper Crystals with Barite Crystals
White Pine Mine, White Pine, Ontonagon Co.. Michigan
Ex. A. E. Seaman Museum
3.3 x 2.3 x 2.1 cm
$45
|
2742
Copper Dendritic Crystals
White Pine Mine, White Pine, Ontonagon Co., Michigan
23 x 5.3 x 1.8 cm
$250
|
2692
Copper Crystals
Indiana Mine, Ontonagon Co., Michigan
7.1 x 6.2 x 3.8 cm
$300
|
2581
Copper Crystal
Central Mine, Central, Keweenaw County, Michigan, USA
7.7 x 4.5 x 4.2 cm
$75
|
2436
Copper Crystals
Baltic Mine, Baltic, Adams Twp., Houghton County, Michigan, USA
Ex. Seaman Mineral Musueum
13.5 x 7.6 x 1.2 cm
$300
|
1705
Copper Crystals
Flint Steel Mine, Ontonagon County, Michigan, USA
3.8 x 3.9 x 1.6 cm
$145
|
1703
Copper Crystals
Mohawk #6 Mine, Mohawk, Keweenaw County, Michigan, USA
Ex. A. E. Seaman Mineral Museum
12.9 x 5.5 x 0.7 cm
$200
|
1699
Copper Crystals
Central #2 Mine, Central, Keweenaw County, Michigan, USA
Ex. A. E. Seaman Mineral Museum
6.5 x 4.9 x 2.8 cm
$175
|
1633
Copper Crystals
Iron City Mine (Empire Mine), Mosquito District, Copper Harbor, Keweenaw Co., Michigan, USA
11.2 x 5.8 x 2 cm
$200
|
1456
Copper Crystals
Hill Fissure Mine, Copper Falls, Keweenaw Co., Michigan, USA
5.7 x 1.7 x 1 cm
SOLD
|
1280
Copper Crystals
Keweenaw Peninsula, Michigan, USA
4.6 x 1.2 x 0.7 cm
$25
|
1092
Copper Crystals
Central Mine, Central, Keweenaw County, Michigan, USA
6.4 x 5.7 x 2.7 cm
$200
|
153
Copper Crystals
Copper Falls Mine, Copper Falls, near Eagle Harbor, Keweenaw County, Michigan, USA
3.5 x 3 x 1 cm
$75
|
D
6887
Polished Datolite Nodule Pair with Included Copper and Epidote
Caledonia Mine, Ontonagon Co., Michigan
Ex. Roland and Doris Snyder from Rich Whiteman
5.5 x 4.1 x 1.9 and 5.4 x 4.5 x 2.0 cm
SOLD
|
6049
Datolite with Epidote and Native Copper
Ridge Mine, Ontonagon Co., Michigan
4.2 x 1.7 x 1 cm
$50
|
4480
Polished Datolite Nodule
Clark Mine, Copper Harbor, Keweenaw County, Michigan
Ex. A. E. Seaman Musuem
2 x 1.8 x 1 cm
$50
|
3904
Datolite
Evergreen Mine, Ontanogan Co., Michigan
4 x 2.8 x 1.3 cm
$25
|
2925
Datolite, Copper, Microcline, and Epidote
Butler lode, Caledonia Mine, Ontonagon Co., Michigan, USA
4.7 x 2 x 2.5 cm
$50
|
2423
Datolite
Cape Mine, Mosquito District, Copper Harbor, Keweenaw Co., Michigan, USA
Ex. Seaman Mineral Musueum
3.4 x 3.1 x 1.1 and 3.3 x 3.1 x 1.3
$150
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