#40314, Acanthite, Imiter Mine, Morocco (m) $175

#39829, Cerussite, Broken Hill, Australia (m) $65

#48202, Quartz var. Amethyst (Japan-law twin) Scepter-shaped formation, Ambatondrazaka District, Madagascar (t) $350

#46943, Quartz var. Amethyst with Hematite inclusions and Sericite, Four Peaks Amethyst Deposit, Arizona (m) $125

#49574, Galena (Spinel-law twinned crystals), Krushev Dol Mine, Bulgaria (m) $45

#48465, Calcite with selective overgrowths, Prospect Park Quarry, New Jersey (m) $25

#40315, Acanthite, Imiter Mine, Morocco (m) $150

#48587, Quartz var. Amethyst (Cactus Quartz), Boekenhouthoek area, South Africa (c) $40

#48662, Fluorite, Okorusu Fluorspar Mine, Namibia (c) $395

#48873, Quartz with Rutile inclusions, Novo Horizonte, Brazil (t) $30

#47078, Quartz with Chlorite inclusions, Glover River, Oklahoma (m) $35

#48833, Magnetite (rare cubic crystal form) with Talc, ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (m) $65

#12119, Quartz var. Amethystine (Japan-law twin) Scepter-shaped formation, Andilamena District, Madagascar (t) $350

#8586, Calcite (twinned crystals) with Laumontite, Prospect Park Quarry, New Jersey (m) $38

#37156, Dolomite twinned crystals with Hematite, Brumado, Brazil (c) $195

#48107, Fluorite, Okorusu Fluorspar Mine, Namibia (c) $350

#48651, Titanite var. Sphene (twinned crystals), Brazil (m) $350

#48183, Fluorite, Okorusu Fluorspar Mine, Namibia (c) $225

#7025, Gypsum var. Selenite, Great Salt Plains, Oklahoma (t) $18

#48547, Apophyllite-(KF) on Stilbite-Ca, Momin Akhada, India (m) $150

#48834, Magnetite (rare cubic crystal form) with Talc, ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (m) $85

#48767, Quartz var. Amethyst Scepters, Piedra Parada, Mexico (c) $300

#42261, Quartz var. Smoky-Amethyst Scepter with bubble inclusion, Tafelkop, Goboboseb Mountains, Namibia (m) $115

#48757, Galena (Spinel-law twinned crystals) with Quartz, Krushev Dol Mine, Bulgaria (c) $125

#48832, Magnetite (rare cubic crystal form), ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (m) $40

#43379, Calcite (twinned crystals), Sokolovskiy-Sarbaiskiy Mine, Kazakhstan (m) $150

#40611, Quartz (Japan-law twinned), Mundo Nuevo Mine, Peru (m) $125

#7551, Quartz with doubly-terminated Quartz overgrowth, Tillie Hall Peak, Steeple Rock District, New Mexico (t) $55

#49295, Quartz var. Chalcedony, Yankee Dog Claim, New Mexico (c) $175

#39238, Galena, Tri-State Lead-Zinc Mining District, Missouri (c) $125

#49573, Galena (Spinel-law twinned crystals), Krushev Dol Mine, Bulgaria (m) $40

#39178, Chrysoberyl (twinned crystals), Colatina, Brazil (t) $150

#49572, Galena (Spinel-law twinned crystals), Krushev Dol Mine, Bulgaria (m) $45

#39181, Chrysoberyl (twinned crystals), Colatina, Brazil (t) $125

#48026, Rhodochrosite, Capillitas Mine, Argentina (lc) $850

#48253, Quartz var. Amethyst Scepter formation, Tafelkop, Namibia (lc) $250

#29059, Calcite - twinned crystals, Tri-State Lead-Zinc Mining District, Missouri (lc) $175

#29045, Fluorite on Quartz, Ajanta, India (lc) $950

#44941, Diamond (3.28 carat colorless cubic hoppered-growth crystal), Magna Egoli Mine, Sierra Leone (t) $1085

#48252, Quartz var. Ametrine (with rare pinacoid termination face), Anahi Mine, Bolivia (lc) $400

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