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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)
October 11th/14th (September 28, October 3rd and 10th auction sets)
October 25th/28th (October 17th and 24th auction sets)
November 8th/11th (October 31st and November 7th 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
Phosphosiderite (great color) (analyzed and confirmed)
Sapucaia, Brazil
8.58 ct, 16.11 mm x 12.19 mm
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Danburite (cut by Allyce Kosnar)
Mexico
1.46 ct, 6.88 mm
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Blue Topaz (natural color) (cut by Brett Kosnar)
Tarryall Mts, Park County, Colorado
7.07 ct, 13.13 mm x 9.94 mm
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Rhodolite (cut by Brett Kosnar)
Tanzania
1.22 ct, 6.62 mm
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Fire Opal (cut by Brett Kosnar)
Mexico
0.63 ct, 6.12 mm
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Star Sapphire
Sri Lanka
1.04 ct, 5.40 mm x 4.88 mm
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Tanzanite
Merelani, Tanzania
0.29 ct, 6.86 mm x 3.44 mm
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Mustard Jasper
Indonesia
16.99 ct, 20.16 mm
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Tourmaline
Mt Mica, Maine
0.40 ct, 4.97 mm x 4.01 mm
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Ametrine
Anahi, Bolivia
5.60 ct, 12.71 mm x 8.67 mm
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Zircon
Cambodia
1.27 ct, 6.09 mm
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Spessartine Garnet (Mandarin Garnet)
Nigeria
0.75 ct, 6.15 mm
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Imperial Jasper
Mexico
25.80 ct, 34.00 mm x 23.26 mm
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Carnelian (excellent color and quality)
Mozambique
1.71 ct, 9.21 mm x 7.15 mm
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Sugilite (rare)
South Africa
5.17 ct, 14.66 mm x 10.10 mm
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Cosmic Obsidian (Snowflake Obsidian) (great quality)
Sicily, Italy
8.18 ct, 18.62 mm
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Prehnite
Mali
5.95 ct, 12.12 mm x 10.11 mm
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Aquamarine
Brazil
1.56 ct, 8.48 mm x 7.17 mm
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Fluorite
Argentina
19.62 ct, 20.16 mm x 15.08 mm
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Emerald
Bahia, Brazil
0.35 ct, 6.03 mm x 4.12 mm
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"Mookaite"
Western Australia
11.94 ct, 22.89 mm x 14.29 mm
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Goethite / Hematite included Amethyst
Brazil
3.37 ct, 11.58 mm x 11.07 mm
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Hypersthene (Ferroan-Enstatite)
Hoher Bogen, Germany
14.40 ct, 16.37 mm
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White Opal (Crystal Opal)
Australia
0.82 ct, 12.31 mm x 5.73 mm
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Spinel
Burma
0.39 ct, 6.12 mm x 4.22 mm
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Pyrite included Quartz
Brazil
19.11 ct, 16.81 mm
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Quartz Point with "Chlorite"
Gouveia, Minas Gerais, Brazil
8.48 ct, 20.38 mm x 8.53 mm x 7.89 mm
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Sodalite
Africa
0.07 ct, 3.14 mm
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Moonstone (Labradorite or possibly Peristerite)
India
3.08 ct, 12.06 mm x 8.10 mm
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Tsavorite Garnet
Kenya
0.66 ct, 5.84 mm x 5.06 mm
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