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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)
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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
Tourmaline (Copper Bearing)
Mozambique
1.20 ct, 7.41 mm x 6.41 mm
View Details on Closed Item
Natrolite
Bound Brook Quarry, Chimney Rock, New Jersey
2.00 ct, 8.97 mm x 6.95 mm
View Details on Closed Item
Sapphire
Thailand
1.31 ct, 7.6 mm x 5.7 mm
View Details on Closed Item
Sphalerite (good quality) with Fluorite
Minerva No. 1 Mine, Cave-in-Rock, Hardin County, Illinois
8.0 x 5.8 x 4.4 cm
View Details on Closed Item
Andorite on Pyrite (ex Federico Ahlfeld Collection)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
5.6 x 2.9 x 2.4 cm
View Details on Closed Item
Amethyst (reverse scepters)
Bombori, Potosi Department, Bolivia
2.5 x 1.9 x 1.8 cm
View Details on Closed Item
Cassiterite (gemmy)
Viloco mine, Loayza Province, La Paz Department, Bolivia
2.2 x 2.1 x 1.6 cm
View Details on Closed Item
Boracite
Alto Chapare, Chapare Province, Cochabamba Department, Bolivia
5.8 x 4.5 x 4.1 cm
View Details on Closed Item
Arsenopyrite (good quality and aesthetics) (ex Rich Kosnar Collection)
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
4.0 x 2.5 x 1.9 cm
View Details on Closed Item
Franckeite with Pyrite and Jamesonite
San Jose mine, Oruro Department, Bolivia
2.8 x 1.5 x 1.3 cm
View Details on Closed Item
Phosphophyllite (new find!)
Huayllani mine, Infiernillos mine, Machacamarca District, Saavedra Province, Potosi Department, Bolivia
4.4 x 4.3 x 2.6 cm
View Details on Closed Item
Scorzalite (rare) (new find)
Estano Orcko mine, Machacamarca District (Colavi District), Saavedra Province, Potosu Department, Bolivia
7.2 x 4.8 x 3.3 cm
View Details on Closed Item
Augelite (gemmy twin!) (new find)
Estano Orcko mine, Machacamarca District (Colavi District), Cornelio Saavedra Province, Potosi Department, Bolivia
7.3 x 4.3 x 3.0 cm
View Details on Closed Item
Diopside with Vesuvianite (ex Rich Kosnar and Erberto Tealdi Collections)
San Vito quarry, San Vito, Ercolano, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy
3.8 x 3.7 x 2.3 cm
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Vesuvianite (cat's eye terminations)
Hashupa, Shigar Valley, Baltistan, Nortern Areas, Pakistan
2.0 x 1.6 x 1.4 cm
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Pyromorphite (ex Rich Kosnar and Allen Heyl Collections)
Chester County Mine Dump, 3 miles south of Phoenixville, Chester County, Pennsylvania
7.6 x 4.2 x 3.4 cm
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Natrolite on Prehnite (ex Brian Kosnar Collection)
Upper New Street Quarry (Burger's Quarry), Paterson, Passaic County, New Jersey
10.8 x 6.8 x 5.8 cm
View Details on Closed Item
Calcite with "casts" after Anhydrite (ex Brian Kosnar Collection)
Braen's Quarry (Sam Braen's Quarry), Haledon, Passaic County, New Jersey
11.8 x 8.3 x 5.8 cm
View Details on Closed Item
Quartz (after Fluorite) (ex Brian Kosnar Collection)
Genoa Claim, near Silverton, San Juan County, Colorado
14.4 x 12.0 x 6.2 cm
View Details on Closed Item
Rhodochrosite (ex Brian Kosnar Collection)
Champion Mine, near the top of Cinnamon Pass, between Ouray & Lake City, Hinsdale County, Colorado
4.4 x 3.3 x 2.7 cm
View Details on Closed Item
Goethite and Hematite after Siderite with a cast after Quartz (ex Rich Kosnar Collection)
R. A. Kosnar claim on Yucca Hill, Steven's Ranch, near Lake George, Park County, Colorado
3.3 x 3.2 x 2.6 cm
View Details on Closed Item
Red Quartz ("floater") (ex Brian Kosnar Collection)
Chella, Valencia, Valencian Community, Spain
1.1 x 1.0 x 0.8 cm
View Details on Closed Item
Spinel (twin)
Luc Yen, Yenbai Province, Vietnam
2.7 x 2.6 x 2.2 cm
View Details on Closed Item
"Phengite" Mica (superb color!) (ex Brian Kosnar Collection
Goias, Brazil
2.6 x 2.0 x 0.8 cm
View Details on Closed Item
Zircon (GEM quality)
Rweko, Nkasi District, Rukwa Region, Tanzania
1.1 x 0.9 x 0.8 cm
View Details on Closed Item
Hubnerite with Quartz (gemmy) (ex Brian Kosnar Collection)
Huallypon Mine, Pasto Bueno, Ancash Department, Peru
3.3 x 1.3 x 0.7 cm
View Details on Closed Item
Andradite (var: "Demantoid") (new find!)
Antetezambato, Ambanja, Madagascar
3.6 x 2.8 x 2.8 cm
View Details on Closed Item
Sapphire (interesting cut)
Sri Lanka
2.74 ct, 7.24 mm x 6.34 mm
View Details on Closed Item
color-zoned Fluorite & Calcite
Minerva # 1 Mine, Cave-in-Rock, Hardin County, Illinois
12.0 x 9.0 x 6.2 cm
View Details on Closed Item
Gem Citrine Quartz (large!) ex Hauck Coll.
Diamantina, Minas Gerais, Brazil
14.3 x 5.9 x 4.7 cm
View Details on Closed Item
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