Case 7

Datolite

Keweenaw Point, Keweenaw County, Michigan Beautiful deep butter yellow pair from the well known locality off Keweenaw Point. 1.9 x 1.6 x .7cm SOLD TM21-1307

Copper Crystals

Quincy Mine, Houghton County, Michigan Superb thumbnail; once in Sandi's thumbnail collection via the A.E Seaman Mineral Museum. Nice small calcite crystal on the largest copper crystal. 3.0 x 2.7 x 2.2cm SOLD TM19-978

Datolite

St. Clair Mine, Keweenaw County, Michigan Unusual color from an uncommon locality. Found my very first Datolite ever at the St. Clair in 1975. Ex. Don Kelman collection via John Perona. 4.1 x 3.7 x 1.8cm SOLD TM21-1308

Silver Crystals

Lake Superior Copper District, Michigan Excellent thumbnail with Silver crystals on all sizes, front and back. 2.7 x 2.4 x 1.1cm SOLD TM45-251

Datolite

Quincy Mine- Houghton County, Michigan Fabulous deep color in this top shelf Datolite that is in perfect condition front and back. Color deeper in person. Please excuse the camera reflection. 5.0 x 4.5 x 2.5cm SOLD TM21-1309

Analcimes

Northwestern Mine, Keweenaw County, Michigan Great plate of white and clear Analcimes sitting on a bed of Adularia. 5.3 x 6.4 x 4.2cm SOLD TM75-647