Description
Species: Xenotime-(Y), Yttrofluorite
Locality: Big Bertha Pegmatite, South Platte District, Jefferson County, Colorado, USA
Dimensions: 8.1 x 7.0 x 4.6 cm.
Ex. Bob Werner Collection
Very nice well-formed prismatic tan-brown Xenotime-(Y) crystals in Yttrofluorite matrix with minor Bastnasite-Ce from the Big Bertha Pegmatite, South Platte District, Jefferson County, Colorado, USA. Good example of this rare species for this classic locality!












