Case 7

Copper Agates

Wolverine #2 Mine, Houghton County, Michigan. Excellent pair of copper agates with distinct copper bands that have replaced agate. 2.7 x 2.2 x .4cm SOLD TM75-583

Datolite

Franklin Mine, Houghton County, Michigan. Great color in this specimen recently recovered after a crushing operation at the Franklin. 7.6 x 4.5 x 2.5cm $80 TM21-1185

Copper Crystals

Indiana Mine, Ontonagon County, Michigan. Excellent group of tenorite & cuprite coated copper crystals recovered in 2002, when a group led by geologist Shawn Carlson leased the property from the State of Michigan to recover mineral specimens. I obtained this specimen from a dealer who had purchased most of Shawn Carlson's personal collection. 7.1 x 3.8 x 2.3cm SOLD TM19-909

Datolite

Michigan Mine, Ontonagon County, Michigan. Large datolite collected underground by Bob Barron back in the late 1970's. 8.5 x 7.1 x 3.0cm SOLD TM21-1186

Copper Skull

Copper Range, Michigan. The label that came with the specimen said "Rare button skull" from Copper Range. Don't know if it came from the Champion Mine or the White Pine Mine, both Copper Range properties, but it's a very nice skull. 7.0 x 4.0 x 5.2cm SOLD TM75-584

Calumetite/Copper xls

Centennial #2 Mine, Houghton County, Michigan Very fine group of copper crystals with a healthy dose of Calumetite coatings. Collected by Tom Rosemeyer and a friend in 1967 underground when they worked at Centennial #2. 9.3 x 5.3 x 3.2cm SOLD TM19-910

Datolite

Superior Mine, Ontonagon County, Michigan. Unusual pair from this small mine near Rockland Michigan. I collected this pair last November down there. 4.2 x 3.8 x 1.5cm $60 pair TM21-1187