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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
BILLING DATES
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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Live Auctions
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Oldest to Newest
Tanzanite
Merelani, Tanzania
0.50 ct, 5.06 mm x 4.00 mm
View Details on Closed Item
Ruby Spinel (gem crystal)
Burma
0.12 ct, 2.43 mm x 2.30 mm x 2.12 mm
View Details on Closed Item
Quartz with GILALITE inclusions (i.e. "Paraiba Quartz")
Ceara, Brazil (NEW FIND! )
9.03 ct, 20.15 mm x 10.30 mm
View Details on Closed Item
Peridot
Arizona
0.49 ct, 4.88 mm
View Details on Closed Item
Jade (Pre-embargo!)
Burma
23.84 ct, 24.88 mm x 18.32 mm
View Details on Closed Item
Malaya Garnet
Tanzania
1.55 ct, 8.8 mm x 5.4 mm
View Details on Closed Item
Microlite on Albite (ex Brian Kosnar Collection)
Ipe mine, Governador Valadares, Doce valley, Minas Gerais, Southeast Region, Brazil
7.3 x 4.7 x 3.2 cm
View Details on Closed Item
Dioptase (ex Brian Kosnar and Harold Urish Collections)
Morenci Mine, Clifton-Morenci District, Shannon Mts, Greenlee County, Arizona
4.8 x 4.4 x 2.4 cm
View Details on Closed Item
Fluorite
Denton mine, Hardin County, Illinois
4.2 x 3.8 x 2.8 cm
View Details on Closed Item
Spinel-twinned Copper (excellent)
Chino Mine, Santa Rita, Grant Co., New Mexico
7.4 x 1.3 x 1.1 cm
View Details on Closed Item
Vauxite (superb color)
Siglo XX mine, Llallagua, Bustillos Province, Potosi Department, Bolivia (Type Locality)
5.8 x 5.0 x 2.1 cm
View Details on Closed Item
Augelite
Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
7.0 x 4.3 x 1.1 cm
View Details on Closed Item
Siderite on Pyrite pseudomorphs after Siderite with Stannite
Siete Suyos mine, Atocha-Quechisla District, Sud Chichas Province, Potosu Department, Bolivia
6.1 x 6.0 x 3.3 cm
View Details on Closed Item
Sphalerite pseudomorphs after Wurtzite with Pyrite (new find)
San Jose Mine, Oruro, Cercado Province, Oruro Department, Bolivia
4.2 x 2.7 x 1.8 cm
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Copper (new find) (unique locality specimen)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
5.1 x 4.6 x 0.3 cm
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Wavellite on Quartz
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
4.7 x 4.2 x 2.6 cm
View Details on Closed Item
Ilmenite (ex Rich Kosnar and Pat Gross Collections)
Buckwheat Mine, Franklin Mining District, Sussex County, New Jersey
1.6 x 0.7 x 0.3 cm
View Details on Closed Item
Stilbite
Upper New Street Quarry, Paterson, Passaic County, New Jersey
5.2 x 3.3 x 3.2 cm
View Details on Closed Item
Pyrite with "Cathedral Gothic" faces (ex Brian Kosnar Collection)
Garbutt Mine,, Breece Hill, Leadville, Lake County, Colorado
4.3 x 3.1 x 2.8 cm
View Details on Closed Item
Calcite with Quartz (ex Brian Kosnar Collection)
Idarado mine, near Telluride, San Miguel County, Colorado
3.7 x 3.6 x 2.7 cm
View Details on Closed Item
Bastnaesite-(Ce)
Zagi Mountain, North-West Frontier Province, Pakistan
1.8 x 1.2 x 1.1 cm
View Details on Closed Item
Apatite
Chhurka, Shigar Valley, Skardu District, Baltistan, Northern Areas, Pakistan
7.2 x 5.7 x 5.7 cm
View Details on Closed Item
Hubnerite with Quartz (ex Brian Kosnar Collection)
Huallypon Mine, Pasto Bueno, Ancash Department, Peru
2.8 x 2.6 x 1.8 cm
View Details on Closed Item
Tsavorite
Merelani, Tanzania
1.3 x 1.1 x 0.9 cm
View Details on Closed Item
Dioptase (ex Brian Kosnar Collection)
Tsumeb mine, Tsumeb, Otjikoto Region, Namibia
2.2 x 1.7 x 1.3 cm
View Details on Closed Item
Chalcedony (good quality) (ex Brian Kosnar Collection)
Slanec Quarry, Slanske Mts, Kosice Region, Slovakia
6.7 x 3.7 x 1.1 cm
View Details on Closed Item
Ruby Spinel in Calcite
Mogok, Sagaing District, Mandalay Division, Burma
2.6 x 2.3 x 1.9 cm
View Details on Closed Item
Grossular (ex Rich Kosnar Collection)
Val Malga, Sonico, Camonica Valley, Brescia Province, Lombardy, Italy
4.6 x 3.6 x 2.8 cm
View Details on Closed Item
Epidote (ex Rich Kosnar Collection)
Beura Quarries, Beura-Cardezza, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy
7.7 x 4.1 x 2.8 cm
View Details on Closed Item
Cerussite with Arsentsumebite (ex Rich Kosnar Collection)
Tsumeb mine, Tsumeb, Otjikoto Region, Namibia
3.7 x 3.4 x 1.8 cm
View Details on Closed Item
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