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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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BILLING DATES
Upcoming Billing Dates
(following auction sets)
March 29th/April 1st (March 21st, 23rd and 28th auction sets)
April 12th/15th (April 4th and 11th auction sets)
April 26th/29th (April 18th and 25th auction sets)
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WEEKLY MINERAL & GEM AUCTIONS!
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Kurt Hefendehl Collection Auction!
Mineral / 30 Items
Ends April 4th 6:30 pm
$249 Special Auction
Mineral / 36 Items
Ends April 4th 6:45 pm
Worldwide Gem Auction - Various Reserves
Gem / 34 Items
Ends April 4th 7:00 pm
Category
Minerals
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Current Bid: Low to High
Current Bid: High to Low
Calcite with Pyrite oriented deposition
Chenzhou, Hunan, China
Ex. Kurt Hefendehl
10.4 x 9.3 x 8.1 cm
Current Bid:
$177
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz on Epidote
Kharan Dist., Balochistan Region, Pakistan
Ex. Kurt Hefendehl
14.3 x 8.9 x 6.0 cm
Starting Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz on blue Fluorite
El Hammam, Khemisset, Morocco
Ex. Kurt Hefendehl
11.9 x 8.9 x 7.5 cm
Current Bid:
$51
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite with unusual color centers
Xikuangshan, Lengshuijiang, Hunan, China
Ex. Kurt Hefendehl
15.3 x 10.8 x 4.5 cm
Current Bid:
$310
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Hemimorphite
Potosí Mine, West Camp, Santa Eulalia, Aquiles Serdán Mun., Chihuahua, Mexico
Ex. Kurt Hefendehl
10.3 x 7.2 x 6.2 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Pyrite
Quiruvilca Mine, Santiago de Chuco, La Libertad, Peru
Ex. Kurt Hefendehl
15.5 x 10.2 x 6.1 cm
Starting Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite
Xinyang Mine, Xinyang, Henan Prov., China
Ex. Kurt Hefendehl
13.2 x 10.4 x 9.9 cm
Current Bid:
$15
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite on Quartz
De'an Mine, Wushan, De'an Co., Jiujiang, Jiangxi, China
Ex. Kurt Hefendehl
15.7 x 9.2 x 8.9 cm
Current Bid:
$38
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Epidote
Malyi Kuibas Mine, Magnitogorsk, Chelyabinsk Oblast, Russia
Ex. Kurt Hefendehl
12.3 x 8.4 x 6.5 cm
Starting Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite on matrix
Xianghualing Mine, Linwu Co., Chenzhou, Hunan, China
Ex. Kurt Hefendehl
15.4 x 8.9 x 8.1 cm
Current Bid:
$76
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite with Calcite (fluorescent classic)
Blackdene Mine, Stanhope, Durham, England, UK
Ex. Kurt Hefendehl
15.8 x 11.9 x 5.6 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz with Pyrite
Cavnic Mine, Cavnic, Maramureș Co., Romania
Ex. Kurt Hefendehl
15.4 x 9.0 x 4.6 cm
Current Bid:
$75
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite on Fluorite
Dali, Yunnan, China
Ex. Kurt Hefendehl
11.1 x 9.9 x 9.1 cm
Current Bid:
$33
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite on Pyrite, Sphalerite and Galena
Trepca complex, Mitrovica, Kosovo
Ex. Kurt Hefendehl
13.1 x 12.0 x 6.6 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite
Dayu Co., Ganzhou, Jiangxi, China
Ex. Kurt Hefendehl
12.9 x 11.4 x 6.9 cm
Current Bid:
$65
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz cast after Fluorite with Sphalerite
Rampgill Mine, Alston Moor, Eden, Cumbria, England, UK
Ex. Kurt Hefendehl
15.6 x 12.5 x 3.5 cm
Current Bid:
$76
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Siderite ps. Pyrrhotite with Galena and Chalcopyrite
Herja Mine, Baia Mare, Maramures Co., Romania
Ex. Kurt Hefendehl
13.6 x 8.2 x 4.3 cm
Current Bid:
$52
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz (Faden)
Dera Ismail Khan Dist., Khyber Pakhtunkhwa Prov., Pakistan
Ex. Kurt Hefendehl
13.7 x 6.1 x 3.6 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite
Chenzhou, Hunan, China
Ex. Kurt Hefendehl
11.5 x 8.9 x 6.5 cm
Current Bid:
$54
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite
Khibiny Massif, Murmansk Oblast, Russia
Ex. Kurt Hefendehl
10.2 x 7.7 x 5.1 cm
Current Bid:
$42
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Berthierite - important display specimen
Herja Mine, Baia Mare, Maramures Co., Romania
Ex. Kurt Hefendehl
10.1 x 8.3 x 8.1 cm
Current Bid:
$110
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorapophyllite-(K)
Guanajuato, Guanajuato Mun., Mexico
Ex. Kurt Hefendehl
9.1 x 8.5 x 3.4 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Aragonite
Pachacayo Mine, Junín, Peru
Ex. Kurt Hefendehl
8.9 x 8.6 x 5.6 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz var. Amethyst (Scepters)
Dalbandin, Chagai Dist., Balochistan Region, Pakistan
Ex. Kurt Hefendehl
13.4 x 9.4 x 5.9 cm
Current Bid:
$110
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Adamite with Calcite
Ojuela Mine, Mapimí, Mapimí Mun., Durango, Mexico
Ex. Kurt Hefendehl
10.7 x 6.9 x 6.0 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Grossular - unusual location
Mount Garnet, Tablelands Region, Queensland, Australia
Ex. Kurt Hefendehl
10.5 x 8.1 x 7.8 cm
Starting Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Quartz var. Smoky
Astaf'evskoe quartz deposit, Chelyabinsk Oblast, Russia
Ex. Kurt Hefendehl
14.4 x 8.2 x 4.3 cm
Current Bid:
$110
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Fluorite with Quartz on Fluorite
Yaogangxian Mine, Yizhang Co., Chenzhou, Hunan, China
Ex. Kurt Hefendehl
12.0 x 8.7 x 3.2 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Calcite with Celadonite
Iraí, Rio Grande do Sul, Brazil
Ex. Kurt Hefendehl
11.2 x 10.7 x 9.3 cm
Current Bid:
$65
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
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Manganese-bearing Calcite (fluorescent classic)
Wessels Mines, Northern Cape, South Africa
Ex. Kurt Hefendehl
18.7 x 9.5 x 5.3 cm
Current Bid:
$10
Time Left:
Close Time:
04/04/2024 6:30:00 pm (CDT)
View Details & Place Bid
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