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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.
Billing Dates
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Upcoming Billing Dates
(following auction sets)
January 13th/14th (December 28th, January 4th and January 9th auction sets) *Billing will now be on Monday/Tuesday due to inclement weather*
January 24th/27th (January 11th, January 16th, January 18th and 23rd auction sets)
February 7th (January 30th, February 2nd and 6th auction sets)
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Collection information is a new field started in 2023 and may not return results for items auctioned prior to January 2023. Please use the main search feature if this field isn't returning expected results.
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Newest to Oldest
Oldest to Newest
Sunstone (multicolor) (custom faceted by Allyce Kosnar)
Plush, Oregon
5.70 ct, 14.67 mm x 8.84 mm
View Details on Closed Item
Golden Beryl
Brazil
4.63 ct, 12.22 mm x 10.14 mm
View Details on Closed Item
Rubellite Tourmaline Rose Carving
Nigeria
9.76 ct, 12.6 mm x 11.8 mm x 9.8 mm
View Details on Closed Item
Rhodochrosite
South Africa
1.16 ct, 7.61 mm x 4.86 mm
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Emerald
Bahia, Brazil
0.63 ct, 6.61 mm x 5.23 mm
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Apatite (classic material)
Siglo XX mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
8.8 x 7.8 x 4.3 cm
View Details on Closed Item
Kosnarite on Quartz (named for Rich Kosnar) (ex Rich Kosnar Collection)
Jenipapo district, Itinga, Taquaral, Minas Gerais, Brazil
6.8 x 3.1 x 3.0 cm
View Details on Closed Item
Stannite with Jamesonite
San Jose mine, Oruro Department, Bolivia
7.8 x 5.2 x 4.8 cm
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Vivianite
Tomokoni adit, near Canutillos, Colavi, Saavedra Province, Potosi Department, 36 km NE of Potosi, Bolivia
4.9 x 4.0 x 3.5 cm
View Details on Closed Item
Amethyst (scepters and reverse scepters)
Bombori, Potosi Department, Bolivia
3.2 x 3.0 x 2.3 cm
View Details on Closed Item
Cassiterite
Viloco mine, Loayza Province, La Paz Department, Bolivia
3.3 x 3.2 x 1.6 cm
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Smithsonite (classic material) (ex Arnaud Collection)
Kelly Mine, Magdalena District, Socorro County, New Mexico
7.7 x 5.3 x 4.3 cm
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Stilbite (ex Robert Batic Collection)
Prospect Park Quarry, Prospect Park, Passaic County, New Jersey
3.6 x 3.1 x 2.3 cm
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Prehnite (cast after Anhydrite) (ex Brian Kosnar Collection)
Upper New Street Quarry, Paterson, Passaic Count, New Jersey
5.7 x 4.8 x 3.7 cm
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Amazonite
Crystal Peak area, Teller County, Colorado
2.0 x 1.8 x 1.7 cm
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Apatite (mined by Rich Kosnar)
Sweet Home mine, near Alma, Park County, Colorado
4.7 x 3.6 x 2.3 cm
View Details on Closed Item
Amethyst and Smoky Quartz (scepter) (ex Harold Urish Collectio)
Fat Jack Mine, Lane Mountain, Crown King, Pine Grove District, Bradshaw Mts, Yavapai County, Arizona
4.3 x 2.3 x 1.7 cm
View Details on Closed Item
Cerussite (self-collected by Harold Urish)
Glove Mine (Sunrise Mine), Devil's Cash Box ridge, Amado, Cottonwood Canyon, Tyndall District, Santa Rita Mts, Santa Cruz County, Arizona
4.7 x 4.6 x 4.2 cm
View Details on Closed Item
Sphalerite on Quartz (near "floater")
Elmwood mine, Smith County, Tennessee
17.9 x 7.5 x 4.6 cm
View Details on Closed Item
Moonstone (ex Rich Kosnar Collection)
Sonora, Mexico
2.3 x 1.6 x 1.6 cm
View Details on Closed Item
Calcite
Chihuahua, Mexico
3.2 x 2.3 x 2.2 cm
View Details on Closed Item
Adamite (Manganoan) (ex Brian Kosnar Collection)
Ojuela mine, Mapimi, Durango, Mexico
3.2 x 1.5 x 1.1 cm
View Details on Closed Item
Malachite pseudomorph after Azurite
Milpillas Mine, Cuitaca, Mun. de Cananea, Sonora, Mexico
3.8 x 3.4 x 2.0 cm
View Details on Closed Item
Sapphire on Calcite (ex Arnaud Collection)
Mogok, Sagaing District, Mandalay Division, Burma
3.3 x 2.5 x 1.8 cm
View Details on Closed Item
Schafarzikite (very rare) with Kermesite (ex Brian Kosnar Collection)
KruZnica, Pernek, Malacky Co., Bratislava Region, Slovakia (Type locality for Schafarzikite)
3.7 x 1.7 x 1.6 cm
View Details on Closed Item
Heliodor (ex Brian Kosnar Collection)
Volodarsk-Volynskii, Zhytomyr Oblast', Ukraine
2.3 x 2.2 x 2.1 cm
View Details on Closed Item
Prehnite
Hongquizhen Quarry, Meigu Co., Liangshan Autonomous Prefecture, Sichuan Province, China
6.3 x 6.1 x 4.6 cm
View Details on Closed Item
Petalite (rare champagne color)
Palelni mine, Khetchel Village, Molo Quarter, Momeik Township, Shan Sate, Burma (Myanmar)
2.1 x 2.0 x 1.5 cm
View Details on Closed Item
Diaspore (rare color) (new find)
Monywa, Sagaing Division, Burma
0.7 x 0.6 x 0.1 cm
View Details on Closed Item
Staurolite (classic material)
Pizzo Forno, Chironico Valley, Leventina, Ticino (Tessin), Switzerland
7.2 x 4.6 x 2.0 cm
View Details on Closed Item
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