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Back Issues: May/June 2001

Copper-bearing lodesMichigan copper statuePyromorphiteMuseum conference

Copper-bearing lodes,
p. 156

Michigan copper statue,
p. 189


Pyromorphite,
p. 190


Museum conference,
p. 196




ABOUT THE COVER: A 4-cm-long calcite crystal with copper inclusions perched on silver crystals, No. 11 shaft, South Hecla branch of the Calumet and Hecla mine, Houghton County, Michigan. The specimen, one of the finest groups of silver crystals recovered from a conglomerate lode,was donated to the A. E. Seaman Mineral Museum by Capt. William Weir, who was in charge of the South Hecla branch. George W. Robinson photo. See related article on Michigan's copper-bearing conglomerate lodes, beginning on page 156.
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Rocks & Minerals (76:03)
May/June 2001


FEATURES

156 The Copper-Bearing Conglomerate Lodes of the Michigan Copper Country
 

189 The Story of the Copper Miner Statue
 

190 Connoisseur's Choice: Pyromorphite, Bunker Hill Mine, Coeur d'Alene District, Shoshone County, Idaho
 

DEPARTMENTS

149 Chips from the Quarry

153 Letters to the Editor

154 Geo-Currents: Building Mountains by Wearing Them Down
 

196 Museum Notes & Announcements: Fourth International Mineralogy and Museums Conference
 

198 Internet Directory for the Earth Sciences

202 Coming Events

 

 

 

 

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