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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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(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 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
Tsavorite Garnet
Kenya
0.10 ct, 3.05 mm
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Pink Opal
Peru
2.10 ct, 8.19 mm
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Quartz with GILALITE inclusions (i.e. "Paraiba Quartz")
Ceara, Brazil (NEW FIND! )
6.11 ct, 13.83 mm x 11.78 mm
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Prehnite
Mali
7.20 ct, 12.05 mm
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Star Sapphire
Sri Lanka
1.46 ct, 6.64 mm x 5.49 mm
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Morganite Beryl
Brazil
0.35 ct, 5.87 mm x 3.50 mm
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Tourmaline (cut by Brett Kosnar)
Mt Mica, Maine
0.40 ct, 4.98 mm x 4.05 mm
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Emerald with Quartz
Bahia, Brazil
3.00 ct, 12.54 mm x 8.28 mm
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Ruby Crystal (Pre-embargo!)
Burma
2.65 ct, 8.30 mm x 5.82 mm x 4.87 mm
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Amazonite
Peru
11.35 ct, 14.00 mm x 13.78 mm
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Spessartine Garnet (Mandarin Garnet)
Nigeria
0.60 ct, 5.16 mm x 4.16 mm
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Rhodolite
Tanzania
1.15 ct, 6.20 mm
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Cosmic Obsidian (Snowflake Obsidian) (great quality)
Sicily, Italy
7.85 ct, 29.77 mm x 13.90 mm
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Rose Quartz
Brazil
9.79 ct, 15.96 mm x 12.13 mm
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Quartz Point with "Chlorite Phantom"
Gouveia, Minas Gerais, Brazil
14.00 ct, 22.73 mm x 8.30 mm x 7.50 mm
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Goethite / Hematite included Quartz
Brazil
53.00 ct!, 46.59 mm x 21.18 mm
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Sodalite
Africa
0.07 ct, 3.06 mm
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Rhodochrosite
Argentina
44.29 ct!, 25.65 mm
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Citrine
Rio Grande do Sul, Brazil
4.70 ct, 12.3 mm x 11.9 mm
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Hauyne (rare)
Eifel Mts, Germany
0.03 ct, 2.04 mm
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Tourmaline
Mozambique
0.33 ct, 4.75 mm
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Sapphire
Sri Lanka
0.52 ct, 7.6 mm x 3.5 mm
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Ametrine
Anahi, Bolivia
6.58 ct, 13.28 mm x 9.43 mm
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"Paraiba" Chalcedony
Brazil
0.62 ct, 6.07 mm
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Prehnite (ex Brian Kosnar Collection)
Prospect Park Quarry, Prospect Park, Passaic Co., New Jersey
4.1 x 2.8 x 2.1 cm
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Apatite (color change) (ex Brian Kosnar Collection)
Barroca Grande Mine, Panasqueira, Covilha, Castelo Branco District, Portugal
4.4 x 4.1 x 2.7 cm
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Tourmaline (ex Brian Kosnar Collection)
Barra de Salinas, Coronel Murta, Jequitinhonha valley, Minas Gerais, Brazil
3.5 x 1.3 x 0.8 cm
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Calcite w/ Duftite (classic) ex Gary Hansen Coll.
Tsumeb Mine, Tsumeb, Namibia
14.6 x 8.9 x 7.5 cm
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Chrysoberyl (twin)
Itaguacu, Espurito Santo, Brazil
0.8 x 0.7 x 0.5 cm
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Amethyst (reverse scepters)
Bombori District, Potosi Department, Bolivia
7.4 x 6.3 x 3.5 cm
View Details on Closed Item
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