Geode

(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.

Argentina   Chubut Las Plumas Las Plumas Geode Beds Van King Mexico   Chihuahua Mun. de Aldama Las Choyas Karl Volkman USA   Colorado Fremont Co. Garden Park Minerals of Colorado (1997) E.B. Eckels Grand Co. Minerals of Colorado (1997) E.B. Eckels Larimer Co. Rocky Mountain National Park Specimen Mountain Minerals of Colorado (1997) E.B. Eckels Las Animas Co. Summit of Range of Animas River Minerals of Colorado (1997) E.B. Eckels Rio Grande Co. Rio Grande River (2) Minerals of Colorado (1997) E.B. Eckels San Miguel Co. Telluride District Minerals of Colorado (1997) E.B. Eckels Illinois Brown Co. Van King Indiana Brown Co. Trevlac Bear Creek Van King Nevada Humboldt Co. Lone Pine District Goodwill claims USGS Bull 1538D New Mexico Luna Co. Carrizalillo District Baker Egg Ranch NMBGMR Open-file Report OF-459 Cooks Peak District (Cooke's Peak District) Fort Cummings NMBGMR Open-file Report OF-459 Tennessee Sevier Co. Douglas Lake Economic Geology; 1 August 1971; v. 66; no. 5; p. 777-791