7uu ((CHLORITE with ANHYDRITE)), $10 MINIMUM BID, El Cobre Mine, Santiago de Cuba, Sierra Maestra Mtns, Oriente Province, Cuba, 5 x 4 cm, Miniature | |
Here is a drill core from the El Cobre Mine in Cuba which is a Copper Mine in which Copper was first mined in 1532. The core has Chlorite and Anhydrite with hydrothermal alteration. Seek permission first before collecting but Cuban government frowns against collecting at this location. see www.mindat.org . ex U of U geology dept specimen with label. |