Add to Cart Columbite-(Mn) - Petaca Mining District, New Mexico, USA - Niobium Ore MSRP: Was: Now: $50.00 Columbite-(Mn) AKA Manganese Dominant Columbite Weight: 47 Grams Size: 35x27x19mm Locality: Petaca M…
Add to Cart Columbite-(Fe) - Petaca Mining District, New Mexico, USA - Niobium Ore MSRP: Was: Now: $50.00 Columbite-(Fe) AKA Ferrocolumbite Weight: 75.6 grams Size: 43x30x26mm Locality: Petaca Mining …
