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

#75011, Quartz var. Herkimer Diamond, Middleville, New York (t) $18

#73589, Quartz var. Herkimer Diamond, Middleville, New York (t) $36

#75007, Quartz var. Herkimer Diamond, Middleville, New York (t) $22

#75006, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#75009, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#75002, Quartz var. Herkimer Diamond, Middleville, New York (t) $28

#75005, Quartz var. Herkimer Diamond, Middleville, New York (t) $16

#73592, Quartz var. Herkimer Diamond, Middleville, New York (t) $22

#75001, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#73666, Magnetite (rare cubic and tetrahexahedral crystal form) with minor Sphalerite, ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (c) $250

#73888, Natrolite with partial coating of Heulandite, Chimney Rock Quarry, Bound Brook, New Jersey (t) $15

#73479, Apophyllite, Natrolite, Calcite over Datolite, Erie Railroad Cut, Jersey City, New Jersey (c) $225

#71023, Calcite interpenetrant-twinned crystals, Prospect Park Quarry, New Jersey (m) $28

#74623, Calcite on Datolite, Millington Quarry, New Jersey (t) $8

#73589, Quartz var. Herkimer Diamond, Middleville, New York (t) $36

#75746, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $15

#75009, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#73381, Calcite with Barite overgrowth, ZCA Hyatt Mine, Talcville, New York (m) $55

#75007, Quartz var. Herkimer Diamond, Middleville, New York (t) $22

#75748, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $16

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

#71217, Calcite on Prehnite, Prospect Park Quarry, New Jersey (m) $25

#73592, Quartz var. Herkimer Diamond, Middleville, New York (t) $22

#73878, Heulandite, Babingtonite, Laumontite, Quartz, Prospect Park Quarry, New Jersey (m) $55

#76155, Quartz var. Herkimer Diamond, Middleville, New York (t) $38

#75016, Datolite on Calcite over Prehnite, Prospect Park Quarry, New Jersey (c) $50

#75456, Natrolite, Millington Quarry, New Jersey (t) $15

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

#75983, Quartz var. Herkimer Diamond (skeletal habit), Treasure Mountain Diamond Mine, New York (c) $95

#75454, Natrolite on Calcite with Datolite, Millington Quarry, New Jersey (t) $15

#73938, Pyrite nodule, ZCA Pierrepont Mine, New York (t) $25

#75002, Quartz var. Herkimer Diamond, Middleville, New York (t) $28

#75067, Magnetite exhibiting rare cubic habit (set of 10 crystals), ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (t) $34

#75006, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#73338, Heulandite on Quartz, Prospect Park Quarry, New Jersey (c) $25

#74099, Calcite (twinned crystals) with Stilbite and Apophyllite, Fanwood Quarry (Weldon Quarry), Watchung, New Jersey (c) $30

#75011, Quartz var. Herkimer Diamond, Middleville, New York (t) $18

#75017, Heulandite, Laumontite, Chabazite, Prospect Park Quarry, New Jersey (c) $45

#75067, Magnetite exhibiting rare cubic habit (set of 10 crystals), ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (t) $34

#75744, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $16

#75066, Magnetite exhibiting rare cubic habit (set of 10 crystals), ZCA Mine No. 4, Fowler Ore Body, 2500' Level, New York (t) $30

#75404, Stilbite, Upper New Street Quarry, New Jersey (t) $12

#75001, Quartz var. Herkimer Diamond, Middleville, New York (t) $26

#74505, Prehnite on Albite, Interstate 80 road cut, Paterson, New Jersey (c) $24

#75005, Quartz var. Herkimer Diamond, Middleville, New York (t) $16

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

#70821, Datolite, Heulandite, Laumontite, Prospect Park Quarry, New Jersey (t) $40

#72415, Apophyllite and Natrolite, Upper New Street Quarry, New Jersey (c) $38

#71316, Heulandite over Quartz, Upper New Street Quarry, New Jersey (t) $10

#75749, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $14

#75753, Quartz var. Herkimer Diamond, Ace of Diamonds Mine, Middleville, New York (t) $15

#75752, Quartz var. Herkimer Diamond, Ace of Diamonds Mine, Middleville, New York (t) $15

#75743, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $15

#75742, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $15

#75872, Quartz var. Herkimer Diamond with Dolomite and Pyrite, Eastern Rock Products Quarry (Benchmark Quarry), New York (c) $50

#75745, Quartz var. Herkimer Diamond, Hickory Hill Diamond Diggings, New York (t) $16

#75724, Quartz var. Herkimer Diamond in Calcite, Hickory Hill Diamond Diggings, New York (c) $325

#76052, Quartz var. Drusy Herkimer Diamonds, Herkimer Diamond Development Mine, Middleville, New York (m) $30

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