#56327, Gold, California (t) $150

#55995, Copper (crystallized), Bisbee, Arizona (m) $175

#36522, Copper (Spinel-law Twins), Dzhezkazgan, Kazakhstan (m) $225

#57307, Gold (crystallized), Mother Lode District, California (t) $250

#52240, Copper, Cape Spencer, Canada (m) $125

#52438, Copper with Cuprite, Ray Mine, Arizona (t) $28

#54003, Gold (crystallized leaf), Harvard Open Pit Mine, California (t) $375

#48856, Copper, Bisbee, Warren District, Arizona (m) $25

#58018, Copper (crystallized), Copper Queen Mine, Bisbee, Arizona (t) $22

#57870, Gold (crystallized), Round Mountain Gold Mine, Nevada (t) $250

#54707, Copper (arborescent crystals), Central Mine, Michigan (m) $150

#58164, Copper and Calcite, Keweenaw Peninsula Copper District, Michigan (m) $35

#54709, Copper (crystallized), Cliff Mine, Michigan (m) $125

#56324, Gold, California (t) $125

#55822, Gold (Spinel Law-twinned), Eugene Mountains, Nevada (t) $235

#56329, Gold, California (t) $175

#55756, Copper (crystallized), Cornelia Mine, Ajo, Arizona (t) $48

#57733, Silver (crystallized), Caledonia Mine, Michigan (t) $200

#57306, Gold (crystallized), Mother Lode District, California (t) $225

#43539, Gold (crystallized leaf), Round Mountain Mine, Nevada (t) $150

#56325, Gold, California (t) $95

#56648, Iron (native), Khungtukun Massif, Russia (c) $225

#57305, Gold (crystallized), Mother Lode District, California (t) $250

#56950, Copper with Malachite-Chrysocolla, Arizona (c) $35

#55817, Gold on Quartz, Angeles Camp, California (t) $195

#55848, Silver in Calcite, Andres del Rio District, Mexico (t) $55

#57730, Silver, Caledonia Mine, Michigan (m) $150

#57597, Copper with Cuprite, East Avoca Mine, Tigroney, Ireland (t) $15

#55834, Gold, Eugene Mountains, Nevada (t) $395

#55850, Silver in Calcite, Andres del Rio District, Mexico (t) $225

#57866, Gold (crystallized), Round Mountain Gold Mine, Nevada (t) $395

#57984, Copper (crystallized), Czar Shaft, Bisbee, Arizona (c) $95

#57732, Silver (crystallized), Caledonia Mine, Michigan (m) $225

#58017, Copper with Cuprite, Copper Queen Mine, Bisbee, Arizona (c) $95

#57934, Gold (crystallized), Round Mountain Gold Mine, Nevada (t) $315

#57867, Gold (crystallized), Round Mountain Gold Mine, Nevada (t) $295

#58184, Celestine on Sulfur, Machow, Poland (c) $55

#57868, Gold (crystallized), Round Mountain Gold Mine, Nevada (t) $325

#51724, Gold (crystallized), Eagle's Nest Mine, California (t) $3950

#55843, Gold on Quartz, Ballarat, Australia (t) $425

#57304, Gold (crystallized), Mother Lode District, California (t) $400

#52615, Copper (crystallized native copper), Chimney Rock Quarry, New Jersey (lc) $750

#55814, Gold with Quartz, Sixteen-To-One Mine, California (t) $400

#50891, Silver in Native Arsenic, Pöhla Mine, Schwarzenberg District, Germany (c) $3000

#57302, Gold (crystallized), Mockingbird Mine, California (m) $4500

#57637, Silver and Skutterudite, Cobalt District, Canada (lc) $1750

#14464, Copper and Calcite, Onganja Mine, Namibia (m) $425

#57301, Gold on Quartz (crystallized), Mother Lode District, California (m) $1350

#56359, Magnesium (Synthetic), Man-made (lc) $175

#57258, Gold (crystallized), Mockingbird Mine, California (c) $2750

#55997, Silver (crystallized), Andres del Rio District, Mexico (m) $400

#45725, Copper (crystallized), Tsumeb Mine, Namibia (m) $400

#57303, Gold (crystallized), Mother Lode District, California (t) $550

#57300, Gold (crystallized), Mockingbird Mine, California (t) $1500

#12199, Copper in Calcite, Quincy Mine, Hancock, Michigan (m) $1250

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