Case 7

Datolite

Clark Mine, Keweenaw County, Michigan Gorgeous medium size datolite that was in our original datolite collection purchased by Wayne Sukow in 1979. 5.6 x 4.7 x 2.2cm $135 TM21-1283

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan Very fine miniature with a branch of cuprite coated copper crystals rising out of prehnite and a group of branching type 1 coppers sitting in a vug. Ex. Seaman Mineral Museum #ETB 50. 6.0 x 4.5 x 3.0cm $85 TM19-968

Analcimes

Copper Falls Mine, Keweenaw County, Michigan Fine cluster of white analcimes. 5.2 x 4.2 x 3.7cm SOLD TM75-632

Datolite

Isle Royal NP- Keweenaw County, Michigan Unusual medium size translucent datolite with lots of veining and inclusions. 8.2 x 6.2 x 2.4cm SOLD TM21-1284

Copper Crystals

Quincy Mine, Houghton County, Michigan Superbly crystallized miniature of chocolate toned copper crystals. Displays several ways. 6.2 x 4.0 x 2.0cm SOLD TM19-969

Silver/Quartz

Evergreen Bluff Mine, Ontonagon County, Michigan Veins of native silver run through a quartz matrix and emerge on the top of this small cabinet piece. 9.0 x 7.0 x 6.8cm $95 TM45-246

Datolite

Deleware Mine, Keweenaw County, MIchigan Beautiful deep color in this fine datolite with no fractures or chips. 4.8 x 3.9 x 1.8cm $125 TM21-1285