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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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Upcoming Billing Dates
(following auction sets)
November 8th/11th (October 26th, 31st and November 7th auction sets)
November 22nd/25th (November 9th, 14th and 21st auction sets)
December 6th/9th (November 23rd, 30th and December 5th 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
Hypersthene (Ferroan-Enstatite)
Hoher Bogen, Germany
12.82 ct, 18.08 mm x 13.07 mm
View Details on Closed Item
Chrysoberyl (Cat's Eye)
Brazil
0.48 ct, 4.86 mm x 3.75 mm
View Details on Closed Item
Spinel (gem crystal)
Burma
0.60 ct, 4.93 mm x 4.44 mm x 4.18 mm
View Details on Closed Item
Goethite / Hematite included Quartz
Brazil
3.38 ct, 11.49 mm x 7.90 mm
View Details on Closed Item
Adularia
Switzerland
0.71 ct, 6.2 mm x 5.0 mm
View Details on Closed Item
Afghanite
Afghanistan
1.96 ct, 8.0 mm x 7.7 mm
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Aegirine
Norway
0.17 ct, 5.75 mm x 2.75 mm
View Details on Closed Item
Fire Opal
Owyhee River, Oregon
0.36 ct, 6.2 mm x 5.7 mm
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Moonstone (possibly Peristerite)
Madagascar
1.79 ct, 12.1 mm x 4.5 mm
View Details on Closed Item
Bahianite (rare)
Bahia, Brazil
0.29 ct, 4.0 mm x 3.5 mm
View Details on Closed Item
Spinel
Burma
0.71 ct, 6.02 mm x 4.99 mm
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Fluorite
Argentina
57.76 ct, 29.1 mm x 18.9 mm
View Details on Closed Item
Chondrodite (very rare)
Afghanistan
0.55 ct, 5.3 mm x 5.0 mm
View Details on Closed Item
Fluorite
Tongbai County, Nanyang Prefecture, Henan Province, China
14.7 x 9.5 x 5.1 cm
View Details on Closed Item
Andorite
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
2.7 x 2.7 x 1.2 cm
View Details on Closed Item
Vauxite with Paravauxite (new find)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia (Type Locality for both species)
1.6 x 1.3 x 0.4 cm
View Details on Closed Item
Amethyst (scepters and reverse scepters)
Bombori, Potosi Department, Bolivia
11.0 x 5.7 x 4.2 cm
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Pyromorphite (rare from Bolivia)
Huari-Hauri, Saavedra Province, Potosi Department, Bolivia
6.4 x 4.6 x 2.9 cm
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Silver
Porco mine, Quijarro Province, Potosi Dept., Bolivia
5.2 x 3.2 x 0.9 cm
View Details on Closed Item
Potosiite (large crystals!) on Franckeite
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
7.2 x 4.4 x 2.4 cm
View Details on Closed Item
Rhodochrosite (ex Brian Kosnar Collection)
H0895 Ramp, Sunnyside Mine, Silverton, San Juan County, Colorado
2.9 x 2.4 x 1.3 cm
View Details on Closed Item
Quartz scepters with Chalcopyrite (ex Brian Kosnar Collection)
Camp Bird Mine, Ouray County, Colorado
7.5 x 4.9 x 3.7 cm
View Details on Closed Item
Amazonite with Smoky Quartz and botryoidal Hematite (ex Rich Kosnar Collection)
R. A. Kosnar claim on Yucca Hill, Steven's Ranch, near Lake George, Park County, Colorado
4.3 x 4.3 x 3.3 cm
View Details on Closed Item
Phenakite on matrix
Mt. Antero, Chaffee County, Colorado
2.4 x 1.6 x 1.6 cm
View Details on Closed Item
Rhodonite (ex Pat Gross and Rich Kosnar Collections)
Franklin, Sussex County, New Jersey
0.5 x 0.3 x 0.2 cm
View Details on Closed Item
Villiaumite (gemmy)
Poudrette Quarry (Demix Quarry) Mont Saint-Hilaire, Rouville RCM, Monteregie, Quebec, Canada
1.1 x 0.8 x 0.8 cm
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Vesuvianite
Jeffrey mine (Jeffrey quarry; Johns-Manville mine), Asbestos, Les Sources RCM, Estrie, Quebec, Canada
1.5 x 1.4 x 1.4 cm
View Details on Closed Item
Hubnerite with Quartz (ex Brian Kosnar Collection)
Huallypon Mine, Pasto Bueno, Ancash Department, Peru
8.8 x 6.3 x 4.3 cm
View Details on Closed Item
Silver (classic material)
Batopilas, Andres del Rio District, Mun. de Batopilas, Chihuahua, Mexico
2.1 x 1.3 x 1.2 cm
View Details on Closed Item
Rhodochrosite
Uchucchacua Mine, Oyon Province, Lima Department, Peru
3.9 x 3.5 x 1.9 cm
View Details on Closed Item
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