Zippeite, Boltwoodite: Happy Jack mine, White Canyon, San Juan County, Utah, USA

Description

Species: Zippeite, Boltwoodite etc

Locality: Happy Jack mine, White Canyon, San Juan County, Utah, USA

Size: 7 x 5 x 2 cm. (105 grams)

Ex. Jack Nieburger Collection

A great example of rich, colorful secondary zippeite, boltwoodite and other U species from the well-known Happy Jack mine in southern Utah. Ex. Jack Nieburger collection with several old labels. Quite HOT… measures over 180,000 CPM on my Ludlum Model 3 Counter with the 44-9 probe. Rare!