#70767, Quartz over Hemimorphite over Wulfenite, Finch Mine, north of Hayden, Arizona (t) $30

#69045, Quartz var. Smoky Quartz with Goethite and Hematite, Auchenlosh Quarry, Scotland (c) $42

#73359, Quartz var. Tessin habit with Magnesite, Becker Quarry, West Willington, Connecticut (m) $75

#71683, Quartz var. Smoky Quartz (Dauphiné-law twin) on Microcline, Moat Mountain, west of North Conway, New Hampshire (m) $55

#73402, Bournonite, Quartz, Chalcopyrite and Jamesonite-Boulangerite, Yaogangxian Mine, China (m) $150

#73588, Quartz var. Herkimer Diamond, Middleville, New York (t) $36

#72320, Elbaite Tourmaline in Quartz, Brazil (m) $225

#71291, Quartz var. Smoky Quartz (gem-grade), North Moat Mountain, New Hampshire (m) $55

#69039, Quartz var. Smoky Quartz with Hematite, Auchenlosh Quarry, Scotland (c) $55

#73347, Quartz with Chlorite on Calcite, Naica District, Mexico (c) $325

#72419, Quartz with Goethite inclusions, Millington Quarry, New Jersey (m) $18

#72677, Quartz var. Smoky Quartz (Dauphiné Law Twins), Moat Mountain, west of North Conway, New Hampshire (m) $40

#70578, Quartz var. Amethyst Quartz with Hematite inclusions, Pearl Station, Canada (c) $65

#71723, Quartz var. Smoky Quartz (Dauphiné-law twins), Moat Mountain, west of North Conway, New Hampshire (m) $40

#71677, Quartz var. Smoky Quartz over Milky Quartz, Lord Hill Quarry, Maine (m) $75

#73590, Quartz var. Herkimer Diamond, Middleville, New York (t) $32

#73282, Quartz var. Amethyst Quartz, Piedra Parada, Mexico (t) $8

#71719, Quartz var. Smoky Quartz (Dauphiné-law twins), Moat Mountain, west of North Conway, New Hampshire (m) $75

#65749, Quartz var. Amethyst, Moosup, near Withey Hill, Connecticut (m) $350

#72257, Quartz var. Amethyst Quartz, Reel Mine, Iron Station, North Carolina (m) $135

#72258, Quartz var. Amethyst Quartz with Hematite inclusions, Goboboseb Mountains, Namibia (c) $225

#70410, Quartz var. Amethyst on Quartz, Goboboseb Mountains, Namibia (m) $65

#70268, Quartz, Ohio Mine, Colorado (c) $125

#70505, Quartz var. Smoky-Amethyst with two-phase inclusion (Enhydro), Goboboseb Mountains, Namibia (c) $125

#63192, Quartz var. Amethyst, Piedra Parada, Mexico (m) $55

#72352, Quartz var. Ametrine Crystal polished slice (rare combination of amethyst and citrine), Anahi Mine, Bolivia (c) $325

#70569, Quartz var. Laguna Agate, Ojo Laguna, Mexico (m) $115

#72019, Quartz var. Amethyst with Calcite overgrowth, Veta Madre Mining District, Mexico (c) $65

#70926, Quartz var. Amethyst Quartz, Pearl Station, Canada (c) $55

#71297, Quartz var. Smoky Quartz on Albite, North Moat Mountain, New Hampshire (m) $30

#71424, Quartz, Mount Ida, Arkansas (m) $16

#71791, Quartz with minor Fluorite inclusions, Slope Mountain, Chatham, New Hampshire (c) $25

#68420, Quartz var. Amethyst (with scepter-shaped crystals), Goboboseb Mountains, Namibia (c) $375

#71390, Quartz var. Amethyst Quartz with Hematite inclusions, Pearl Station, Canada (c) $55

#72414, Quartz var. Smoky Quartz on Albite-Microcline, North Moat Mountain, New Hampshire (c) $55

#72443, Quartz, Withey Hill, Moosup, Connecticut (c) $28

#69887, Topaz, Microcline, Quartz, Shengus, Skardu Road, Pakistan (c) $225

#34752, Quartz var. Amethyst Quartz over Milky Quartz, Deer Hill, Maine (c) $175

#71242, Quartz var. Herkimer Diamond, Middleville, New York (t) $28

#69803, Quartz var. Smoky Quartz, North Moat Mountain, New Hampshire (m) $75

#58453, Quartz var. Milky Quartz, Withey Hill, Moosup, Connecticut (c) $55

#71301, Quartz var. Smoky Quartz on Albite, North Moat Mountain, New Hampshire (m) $30

#69036, Quartz var. Smoky Quartz with Hematite, Auchenlosh Quarry, Scotland (c) $65

#70269, Calcite on Quartz, Yaogangxian Mine, China (c) $55

#71384, Quartz var. Amethyst Quartz, Pearl Station, Canada (m) $22

#73337, Calcite, Quartz, Calcite, Hematite, Prospect Park Quarry, New Jersey (c) $26

#72770, Quartz with Rutile inclusions and Rutile pseudomorphs after Anatase, Cuiabá District, Gouveia, Brazil (c) $40

#71386, Quartz var. Amethyst Quartz with minor Hematite inclusions, Pearl Station, Canada (m) $16

#71048, Quartz var. Amethyst Quartz with Hematite inclusions over Barite, Pearl Station, Canada (m) $38

#48379, Quartz var. Amethyst Quartz, Piedra Parada, Mexico (t) $38

#72913, Quartz var. Smoky Quartz (facet-grade flawless crystals), North Moat Mountain, New Hampshire (c) $75

#72774, Quartz var. Amethyst Quartz (Cactus Quartz), Boekenhouthoek area, South Africa (m) $25

#71389, Quartz var. Amethyst Quartz with Hematite inclusions, Pearl Station, Canada (c) $25

#71676, Quartz var. Smoky Quartz with Chlorite inclusions, Lord Hill Quarry, Maine (m) $55

#71866, Quartz var. Rose Quartz Crystals, Lavra da Ilha, Taquaral, Brazil (c) $225

#71303, Quartz var. Smoky Quartz (Dauphiné Law Twin) on Albite, North Moat Mountain, New Hampshire (m) $35

#72861, Calcite with Quartz overgrowth, Steeden, Germany (c) $85

#68435, Quartz var. Milky-Amethyst with minor Hematite, Orange River, Namakwa, South Africa (c) $25

#68432, Quartz with Hematite inclusions (with phantom-growth zones), Orange River, Namakwa, South Africa (c) $30

#71302, Quartz var. Smoky Quartz (Dauphiné Law Twin), Moat Mountain, west of North Conway, New Hampshire (m) $45

#68501, Quartz var. Smoky Quartz with Amethyst Quartz zones, Goboboseb Mountains, Namibia (c) $45

#73084, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $25

#71851, Quartz with Calcite and Sphalerite, Cumberland Mining District, England (c) $225

#73073, Quartz var. Smoky Quartz, Tamminen Quarry, Maine (m) $95

#71345, Quartz on Calcite, Hudson Railroad Cut Calcite Locality, New York (c) $32

#72259, Quartz var. Amethystine Quartz scepter-shaped crystals with Sphalerite, Huaron District, Peru (c) $95

#71664, Quartz var. Smoky Quartz, Black Cap Mountain, east of North Conway, New Hampshire (m) $45

#73070, Quartz (parallel growth) and Cookeite over Milky Quartz, Tamminen Quarry, Maine (c) $55

#72045, Rhodochrosite and Quartz, Raura District, Peru (m) $48

#73075, Quartz (parallel growth)and Cookeite over Milky Quartz, Tamminen Quarry, Maine (c) $65

#73087, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $30

#73242, Quartz on Tetrahedrite, Sweet Home Mine, Colorado (m) $30

#71344, Quartz on Calcite, Hudson Railroad Cut Calcite Locality, New York (c) $35

#73147, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (m) $85

#73226, Quartz var. Amethyst (crystal with 2.05 faceted gemstone), Alto Uruguai, Brazil (t) $25

#72996, Quartz with Rutile inclusions and Rutile pseudomorphs after Anatase, Cuiabá District, Gouveia, Brazil (c) $50

#73358, Quartz var. Tessin habit with Ankerite and Muscovite, Becker Quarry, West Willington, Connecticut (m) $65

#71290, Quartz var. Smoky Quartz, North Moat Mountain, New Hampshire (t) $30

#71300, Quartz var. Smoky Quartz (etched crystals), North Moat Mountain, New Hampshire (m) $65

#71657, Quartz var. Smoky Quartz (Dauphiné Law Twinned), Moat Mountain, New Hampshire (m) $35

#73399, Quartz var. Rose Quartz Crystals with Cookeite on Albite, Rose Quartz Locality, Plumbago Mountain, Maine (m) $55

#71201, Quartz, Corinto, Brazil (m) $18

#71651, Quartz var. Smoky Quartz (Dauphiné Law Twinned), Moat Mountain, west of North Conway, New Hampshire (m) $28

#71045, Quartz var. Amethyst Quartz, Pearl Station, Canada (m) $28

#71370, Quartz var. Smoky Quartz (Dauphiné Law Twins) on Microcline, Moat Mountain, west of North Conway, New Hampshire (c) $55

#71357, Quartz (with phantom-growth zones), Red Bridge Mine, Spring Glen, New York (c) $35

#71618, Quartz var. Rose Quartz Crystals with Cookeite on Albite, Rose Quartz Locality, Plumbago Mountain, Maine (m) $35

#71682, Quartz var. Smoky Quartz (Dauphiné-law twin) with Microcline inclusions, Moat Mountain, west of North Conway, New Hampshire (m) $35

#71355, Quartz var. Smoky Quartz, North Moat Mountain, New Hampshire (c) $65

#71308, Grossular Garnet with di-pyramidal Quartz, Vilui River, Russia (m) $38

#73578, Quartz var. Smoky Quartz, Mount Marie Quarry, Maine (t) $24

#73437, Quartz var. Smoky Quartz, North Moat Mountain, New Hampshire (c) $135

#73571, Quartz var. Amethyst Quartz, Piedra Parada, Mexico (t) $28

#73400, Quartz var. Rose Quartz Crystals with Cookeite on Albite, Rose Quartz Locality, Plumbago Mountain, Maine (m) $55

#71688, Quartz (amethystine) and Calcite on Datolite, Upper New Street Quarry, New Jersey (m) $26

#71622, Quartz var. Rose Quartz Crystals with Cookeite on Albite, Rose Quartz Locality, Plumbago Mountain, Maine (m) $22

#73426, Quartz var. Amethyst Quartz (with polished termination), Anahi Mine, Bolivia (c) $50

#73435, Quartz var. Smoky-Amethyst Quartz, Broken Hill, Australia (c) $395

#71938, Quartz with Rutile inclusions plus minor Hematite, Novo Horizonte, Brazil (m) $45

#70587, Quartz var. Ametrine Crystal polished slice (rare combination of amethyst and citrine), Anahi Mine, Bolivia (c) $425

#72513, Quartz var. Herkimer Diamonds, Ace of Diamonds Mine, New York (lc) $1500

#70201, Quartz var. Amethyst Quartz, Saltman Prospect, Camp Encore, Sweden, Maine (lc) $375

#69003, Pyromorphite over Quartz, Sarrowcole Vein, Laverock Hall, Leadhills, Scotland (lc) $150

#72911, Quartz var. Smoky Quartz on Albite-Microcline, North Moat Mountain, New Hampshire (lc) $250

#73029, Quartz (with two pairs of Japan-Law Twinned crystals), Llallagua Mine (Siglo XX Mine), Bolivia (c) $400

#70546, Quartz var. Ametrine Crystal (rare combination of amethyst and citrine), Anahi Mine, Bolivia (c) $425

#71336, Quartz, Gorge Road condominium excavation, Edgewater, New Jersey (lc) $55

#70849, Pyrite and Quartz, (Tsuchiya-Ishizaki Mine?), Japan (lc) $550

#72400, Microcline with Smoky Quartz and Albite, Moat Mountain, Oliver Diggings, New Hampshire (lc) $65

#72460, Dolomite and Calcite over Smoky Quartz, Cavnic Mine (Kapnikbanya), Romania (lc) $550

#72260, Quartz var. Amethyst Quartz with Milky Quartz, Goboboseb Mountains, Namibia (lc) $400

#71346, Quartz on Calcite, Hudson Railroad Cut Calcite Locality, New York (lc) $40

#71368, Quartz var. Smoky Quartz, North Moat Mountain, New Hampshire (lc) $150

#73136, Microcline, Smoky Quartz, Fluorite, southeast slope of Grant Peak, New Hampshire (lc) $225

#73483, Topaz, Smoky Quartz on Albite, Shigar Valley, Skardu District, Pakistan (c) $850

#73439, Sphalerite, Quartz, Johannsenite, Deveti Septemvri Mine, Mogilata ore body, Bulgaria (lc) $175

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