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Size + Measurements
SIZE DEFINITIONS
Generic Dimension
Maximum Dimension
(Inches)
Maximum Dimension
(Centimeters)
Thumbnail
1 1/4
3
Miniature
2
5.0
Small Cabinet
3 3/4
9.4
Cabinet
> 3 3/4
> 9.4
While Toenail is not an official "competition" size classification, sometimes thumbnail specimens are just a bit too big for competition rules, often referred to as "boxbusters." There is no standard size for toenails, but they overlap a thumbnail and a miniature.
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(following auction sets)
April 26th/29th (April 18th, 20th and 25th auction sets)
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WEEKLY MINERAL & GEM AUCTIONS!
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Old Collection Auction!
Mineral / 40 Items
Ends May 2nd 6:30 pm
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Ends May 2nd 6:45 pm
Assorted Gemstones Auction
Gem / 34 Items
Ends May 2nd 7:00 pm
Category
Minerals
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Current Bid: Low to High
Current Bid: High to Low
Copper pseudomorph after Azurite (''rose'') (classic material)
Copper Rose Mine, San Lorenzo, Georgetown District, Grant Co., New Mexico, USA
3.8 x 2.6 x 1.1 cm
Current Bid:
$259
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Celestine (rare bi-colored crystals)
Beineu-Kyr, Tuarkyr Mountains, Geok Tepe, Ahal Province, Turkmenistan
Ex. Kurt Hefendehl
10.6 x 4.6 x 4.3 cm
Current Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Mottramite (fine quality)
Ojuela Mine, Mapimí, Mapimí Municipality, Durango, Mexico
Ex. Kurt Hefendehl
10.3 x 6.7 x 3.4 cm
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Azurite on Malachite
Liufengshan Mine, Guichi District, Chizhou, Anhui, China
7.7 x 5.7 x 3.3 cm
Current Bid:
$259
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Fluorapatite with Arsenopyrite (classic material)
Panasqueira Mines, Covilhã, Castelo Branco, Portugal
17.2 x 7.7 x 4.3 cm
Current Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Sulfur
El Desierto Mine, San Pablo de Napa, Daniel Campos Province, Potosí, Bolivia
13.2 x 10.6 x 4.6 cm
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Prehnite with Epidote
Djouga Diggings, Bendougou, Diakon, Arrondissement of Diakon, Bafoulabé Cercle, Kayes Region, Mali
Ex. Demetrius Pohl
10.5 x 10.3 x 5.6 cm
Current Bid:
$259
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Ettringite with Brucite (rare combo)
Wessels Mine, Kalahari Mn Field, Northern Cape, South Africa
Ex. Kurt Hefendehl
12.8 x 7.3 x 6.1 cm
Current Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Stilbite-(Ca) (''bow tie'') with Fluorapophyllite-(K)
Pathardi, Nashik District, Nashik Division, Maharashtra, India
Ex. Rock Currier
10.6 x 7.7 x 5.5 cm
Current Bid:
$269
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Spinel (large crystal group)
Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar
5.1 x 4.7 x 4.4 cm, 91.8 grams
Current Bid:
$343
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Carrollite (good sized crystal)
Kamoya South II Mine, Kamoya, Kambove District, Haut-Katanga, DR Congo
4.1 x 3.8 x 3.4 cm
Current Bid:
$363
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Beryl var: Morganite on Albite (classic material)
White Queen Mine, Hiriart Hill, Pala Dist., San Diego Co., California, USA
Ex. Brian Kosnar
9.3 x 8.8 x 7.2 cm
Current Bid:
$259
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Smithsonite (cadmium-bearing) (rare for the locality)
Sardinia Stope, Kelly Mine, Magdalena, Socorro Co., New Mexico, USA
9.7 x 6.7 x 3.1 cm, 337.8 grams
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Tourmaline Carvings (matched pair)
Alto Ligonha Pegmatite Field, Zambezia Province, Mozambique
Ex. Rich Kosnar
17.5 mm x 14.5 mm (approx each), 12.01 ct (total weight)
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Wire Silver
Hongda Mine, Xiaoqinggou Ag-Mn deposit, Lingqiu County, Datong, Shanxi, China
4.5 x 1.4 x 0.6 cm
Current Bid:
$310
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Beryl var: Aquamarine with Muscovite
Chumar Bakhoor, Nagar District, Gilgit-Baltistan, Pakistan
5.2 x 4.3 x 2.7 cm
Current Bid:
$279
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Copper with Cuprite
Bennet Brook, Cape D'Or, Cumberland Co., Nova Scotia, Canada
Ex. Brian Kosnar
6.7 x 5.2 x 2.3 cm
Current Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Opal var: Opal-AN (formerly ''Hyalite Opal'') (rare PURPLE color)
Erongo Mountains, Karibib Constituency, Erongo Region, Namibia
7.3 x 6.6 x 2.6 cm
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Calcite (twins) with iron oxide inclusions
Fengjiashan Mine (Daye Copper Mine), Daye Co., Huangshi Prefecture, Hubei, China
Ex. Brian Kosnar
17.1 x 13.8 x 8.4 cm
Current Bid:
$249
Time Left:
Close Time:
05/02/2024 6:45:00 pm (CDT)
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Grossular Garnet (unusually colorless)
Mexico
10.39 mm x 7.99 mm, 3.78 ct
Current Bid:
$25
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Tourmaline
Mavuco, Mozambique
10.70 mm x 8.79 mm, 4.54 ct
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Topaz Carving, Nymph
Brazil
34.45 mm x 24.40 mm, 61.24 ct
Starting Bid:
$249
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Grandidierite (exceptionally rare)
Tranomaro Commune, Anosy Region (Fort Dauphin Region), Tuléar Province, Madagascar
3.13 mm, 0.11 ct
Current Bid:
$152
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Bullseye Agate (2020 find)
Java, Indonesia
16.15 mm, 7.71 ct
Current Bid:
$100
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Aquamarine
Minas Gerais, Brazil
8.52 mm x 6.56 mm, 1.56 ct
Current Bid:
$100
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Bracelet, Amethyst and Citrine in Sterling Silver
Anahi Mine, Santa Cruz, Bolivia
Bracelet Length = 6 ¼ inches, 7 ct (approx total weight of gems)
Current Bid:
$100
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Turquoise (rare locality stone)
Morenci, Greenlee Co., Arizona, USA
Ex. Marvin Rockey
12.63 mm x 11.40 mm, 5.21 ct
Current Bid:
$110
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Quartz with Rutile inclusions
Minas Gerais, Brazil
Ex. Marvin Rockey
15.66 mm x 13.89 mm, 11.62 ct
Starting Bid:
$100
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Peridot (classic Arizona material)
San Carlos Indian Reservation, Gila Co., Arizona, USA
Ex. Marvin Rockey
8.77 mm, 2.68 ct
Current Bid:
$100
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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Earrings, Tanzanite in Sterling Silver
Tanzania
5 mm x 3 mm (approx size of gems), 0.60 ct (approx total weight of gems)
Current Bid:
$70
Time Left:
Close Time:
05/02/2024 7:00:00 pm (CDT)
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