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$57.50 $115.00 Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado $80.00 $160.00 Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado $87.50 $175.00 Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado Microcline (variety "Amazonite") / Locality - Lake George Area, Park County, Colorado $300.00 Franckeite on matrix (!) / Locality: Siglo XX Mine (Siglo Veinte Mine), Llallagua, Bustillo Province, Potosi Department, Bolivia Franckeite on matrix (!) / Locality: Siglo XX Mine (Siglo Veinte Mine), Llallagua, Bustillo Province, Potosi Department, Bolivia $1,100.00 Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Boliva Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Boliva $950.00 Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Boliva Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Boliva $1,250.00 Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Bolivia Hopeite (!!) (first known specimens from South America!) with Phosphophyllite / Locality - Huayllani mine, Bolivia $195.00 Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $145.00 Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $150.00 Gold / (ala a walking stick insect) / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Gold / (ala a walking stick insect) / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $325.00 Gold  / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $165.00 Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $125.00 Gold  / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $225.00 Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado Leaf Gold / Locality - Little Johnnie Mine (Ibex Mine), Leadville, Lake County, Colorado $2,650.00 Calaverite and Fluorite /  Locality - Mary McKinney Mine, Anaconda, Cripple Creek District, Teller County, Colorado Calaverite and Fluorite / Locality - Mary McKinney Mine, Anaconda, Cripple Creek District, Teller County, Colorado $350.00 Gold with Pyroxmangite and sulfides plus Quartz / Locality - Sunnyside Mine, near Gladstone, Eureka District, San Juan County, Colorado Gold with Pyroxmangite and sulfides plus Quartz / Locality - Sunnyside Mine, near Gladstone, Eureka District, San Juan County, Colorado $450.00 Gold in Quartz with sulfides (matched set) / Locality - Sunnyside Mine, near Gladstone, Eureka District, San Juan County, Colorado Gold in Quartz with sulfides (matched set) / Locality - Sunnyside Mine, near Gladstone, Eureka District, San Juan County, Colorado $400.00 Gold with Coloradoite, Hessite and Sylvanite in Quartz / Locality - Bessie G Mine, La Plata County, Colorado Gold with Coloradoite, Hessite and Sylvanite in Quartz / Locality - Bessie G Mine, La Plata County, Colorado $2,800.00 Gold / Locality - Eagle's Nest Mine (Mystery Wind Mine), Placer County, California Gold / Locality - Eagle's Nest Mine (Mystery Wind Mine), Placer County, California $2,600.00 Gold / Locality - Eagle's Nest Mine (Mystery Wind Mine), Placer County, California Gold / Locality - Eagle's Nest Mine (Mystery Wind Mine), Placer County, California