131-475-09fdceis ((URANPYROCHLORE ada ELLSWORTHITE)), $25 MINIMUM BID, MacDonald Mine, Hybla, Ontario, Canada, 6 x 5 x 4 cm, Miniature, | |
A specimen with dark brown Uranpyrochlore in a matrix of orange Microcline. ex Academy of Natural Sciences of Philadelphia #20837. ex M G Biernbaum collection |