Bright yellow crust or powder on
calcite
Origin: Dandy mine, Red Pryor Mountain, Montana, United States
Sample size: 6 x 6 x 2 cm
Good coverage of micro, solid yellow crystals to less than 0.2 mm. Associated
with Metatyuyamunite
Origin: Monument #1 mine, Apache Co., Arizona, United States
Sample size: 6 x 3 x 3 cm (top), 5.5 x 3 x 2 cm (bottom)
Origin: Sec. 33 mine, Grants, Valencia Co., New Mexico, United States
Erling Collection
Sample size: 5.5 x 5 x 3 cm
Origin: Marie mine, Carbon Co., Montana, United States
Sample size: 8 x 4 x 3 cm, crystals to 1 mm (top), 6 x 4 x 2 cm (2nd/3rd
row), 5 x 3 x 2.5 cm (bottom)
Bright yellow micro crystals filling void spaces between
calcite
crystals
Origin: Grants, Valencia Co., New Mexico, United States
Ex. Burmico specimen: O'Donnell Collection
Sample size: 6.5 x 4 x 4 cm
Dakota Matrix Minerals
Origin: Grants District, New Mexico, U.S.A.
Sample size: 7.7 x 7.5 x 3.3 cm (top), 6.4 x 4.9 x 1.8 cm (bottom)
Origin: Santa Eulalia, Chihuahua, Mexico
Sample size: 6.8 x 4 x 3 cm
Origin: Grant County, New Mexico, U.S.A.
Sample size: 2.5 x 1.6 x 1.1 cm
Origin: Marie Mine, Carbon Co., Montana, U.S.A.
Sample size: 3.5 x 2.5 x 2.0 cm