Pullman
Whitman County
Washington

Aragonite
Calcite
Cristobalite
Goethite
Magnetite
Opal
Pyrite
Quartz
Siderite 

Sources:

Ream, Lanny R.(1991)
Washington Mineral Locality Index
Rocks and Minerals, Vol. 66 No. 4, p. 286-292

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