Case 12

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan Large thumbnail of copper crystals intermixed with calcite crystals. J.T.Reeder specimen #1237 on specimen & the museum label. 3.0 x 2.3 x 2.0cm SOLD TM19-1011

Quartz Crystals

Lake Superior Copper District, Michigan Excellent cabinet specimen of Quartz, Epidote, Pumpellyite & Native Copper. Many of the Quartz crystals have bright native copper inclusions. Ex. Seaman Mineral Museum #HM 70; comes with label. 9.5 x 6.7 x 7.0cm SOLD TM75- 685

Datolite

Clark Adit Mine, Keweenaw County, Michigan Great color and in perfect condition, Nice medium- size stone. 4.0 x 3.1 x 1.6cm $55 TM21-1346

Copper Crystals

Iron City Mine, Keweenaw County, Michigan Choice miniature of nice, sharp copper crystals emerging from a datolite and calcite matrix. Great association. 4.7 x 4.0 x 2.7cm SOLD TM19-1012

Datolite

Bumblebee Mine, Ontonagon County, Michigan Probably the best pair we have had from this mine. Very unusual, with pleasing color, and in perfect condition, front and back. 6.3 x 4.1 x 1.5cm SOLD TM21-1347

Laumontite/Copper

Copper Falls Mine, Keweenaw County, Michigan Very fine 4 inch branch of crystalline copper with laumontite all over it. Ex. Seaman Mineral Museum. Comes with old label. 9.1 x 4.0 x 7cm SOLD TM75-686