Columbite-(Fe) - Petaca Mining District, New Mexico, USA (Analyzed)
Columbite-(Fe) - Petaca Mining District, New Mexico, USA (Analyzed)
Regular price
$40.00 USD
Regular price
Sale price
$40.00 USD
Unit price
per
Fe2+Nb2O6
Here is one for you rare-earth collectors out there. A nice specimen of Columbite-(Fe) from the Petaca Mining District, Rio Arriba County, New Mexico, USA. This specimen has been collected and analyzed by Charles Young, and includes a copy of the XRF report.
Approx. specimen size: 40mm x 25mm x 25mm
Approx. specimen activity: 2700 cpm