Umohoite, Coffinite: Lucky MC mine (Lucky Mac), Fremont County, Wyoming
$100.00
SOLD
Umohoite, Coffinite: Lucky MC mine (Lucky Mac), Fremont County, Wyoming
$100.00
SOLD
Description
Species: Umohoite, Coffinite
Locality: Lucky MC mine (Lucky Mac), Fremont County, Wyoming, USA
Size: 6.3 x 4.3 x 2.7 cm (102 Grams)
Ex. Jack Nieburger Collection
Nice, rich specimen of this very rare uranium and molybdenum mineral, with coffinite, from the Lucky MC mine (Lucky Mac), Fremont County, Wyoming, USA. Quite “hot” at over 120,000 CPM on my Ludlum Model 3 Survey Meter with the 44-9 probe (alpha shield on). Ex. Jack Nieburger Collection. Rare!
