Product Description
One Very Dense Tantalite-(Fe) Crystal Formation – New Mexico, USA
Weight: 162g
Size: 76x34x25mm
Locality: Petaca Mining District, Rio Arriba County, New Mexico, USA
Formula: Fe²⁺Ta₂O₆
Tantalite-(Fe) is fairly rare, and many specimens are actually misidentified Tapiolite-(Fe).
XRF analysis was performed by Charles Young, who numbered the bottom of this specimen.
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