Species: Samarskite-(Y)
Locality: Oregon #3 Pegmatite, South Platte District, Jefferson Co., Colorado USA
Dimensions: 3.4 x 2.9 x 2.2 cm, 54 grams
Ex. Hal Miller Collection
Nice solid specimen of waxy, lustrous black Samarskite-(Y) from the Oregon #3 Pegmatite, South Platte District, Jefferson Co., Colorado USA. Measures~35,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!!