Groutite on petrified wood
Origin: NE Apache County, Arizona, U.S.A.
ex. Royal C. Gould Collection
ex. Royal C. Gould Collection
Sample size: 5 x 2.5 x 2.5 cm
Origin: Robert mine, Cuyuna, Minnesota, U.S.A.
Ex. Seaman Museum
Sample size: 2.1 x 1.6 x 1.5 cm
Origin: Robert Mine, Crosby, Cuyuna Range, Minnesota, U.S.A.
Sample size: 2.5 x 2 x 1.8 cm (top), 6.8 x 2.8 x 3.5 cm (2nd row), 7.2 x 5.7 x
3.8 cm (3rd row), 7.2 x 4.8 x 5.2 cm (bottom)
Origin: Robert Mine, Crosby, Cuyuna Range, Minnesota, U.S.A.
Ex. M. Dodge collection
Sample size: 2.2 x 1.8 x 1.3 cm
Groutite on petrified wood
Origin: Holbrook, Navajo Co., Arizona, U.S.A.
Ex. Marty Lewadny collection
Sample size: 3.6 x 3.1 x 1.7 cm
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