Case 8

Copper Crystals

Phoenix Mine, Keweenaw County, Mich. Awesome copper with sharp crystals sitting on & in an analcime matrix, highlighted by the large cube sitting on top. 3.5 x 3.5 x 2.1cm SOLD TM19-922

Datolite

Star Mine, Keweenaw County, Mich. Beautiful datolite from this small exploration out in the Keweenaw. Ex Wayne Sukow specimen. 5.3 x 4.7 x 1.7cm SOLD TM21-1208

Analcimes/Quartz

Quincy Mine, Houghton County, Mich. This unusual specimen from the Quincy has a cluster of clear quartz crystals covered with clear analcime crystals. 5.6 x 5.5 x 3.2cm SOLD TM75-593

Datolite

Quincy Mine, Houghton County, Mich. Beautiful color set off by the dark veining in this larger datolite. 8.1 x 5.7 x 2.7cm SOLD TM21-1209

Copper Crystals

Phoenix Mine, Keweenaw County, Mich. Another beautiful copper from the Phoenix, this small cabinet specimen is crystallized on all sides with sharp crystals. 9.5 x 3.8 x 1.5cm SOLD TM19-923

Quartz/Prehnite

North American Mine, Keweenaw County, Mich. Very nice vug of prehnite that is filled with quartz crystals. Scarce locality. 7.0 x 3.6 x 3.0cm SOLD TM75-594

Datolite

Centennial Mine, Houghton County, Mich. Beautiful specimen which I discovered is in a published poster "Keweenaw Datolites". 4.6 x 3.8 x 1.7cm SOLD TM21-1210