15dm1001 ((SILVER, BORNITE)), $15 MINIMUM BID, San Martin Mine, San Martin, Zacatecas, Mexico, 5 x 5 x 4.5 cm, Miniature, | |
Here is a specimen with two sheets of Silver with one of them exposed and the other in the matrix. This locality has a blue iridescent Bornite coating on the matrix and exposed Silver sheet. ex Dennis McMurdie collection. ex XTAL specimen with label. |