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PRE-TUCSON SHOW FINE MINERAL COLLECTION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday January 25th, 2018

Displaying 1-30 of 60 results...

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Andradite Garnet (Geode / "Coconut") (new find)
Pampa Blanca District, Castrovirreyna Province, Huancavelica Department, Peru
Size:Miniature
Size Description: 5.0 x 3.7 x 2.3 cm

Andradite Garnet (Geode /

Current High Bidder:johnwski
Close Time:1/25/2018 06:55:54 PM(CST)

Time Left:Auction Is Closed

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Amazonite (ex Dave Bergman Collection)
R. A. Kosnar claim on Yucca Hill, Steven's Ranch, near Lake George, Park County, Colorado
Size:Small Cabinet
Size Description: 8.3 x 5.2 x 4.9 cm

Amazonite (ex Dave Bergman Collection)

Current High Bidder:msha
Close Time:1/25/2018 06:49:46 PM(CST)

Time Left:Auction Is Closed

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Axinite-(Fe) (rare classic material) (ex Kay Robertson Collection)
Toroku Mine, Takachiho, Miyazaki Prefecture, Kyushu Region, Japan
Size:Small Cabinet
Size Description: 7.7 x 6.7 x 3.2 cm

Axinite-(Fe) (rare classic material) (ex Kay Robertson Collection)

Current High Bidder:stubbornmule
Close Time:1/25/2018 06:48:37 PM(CST)

Time Left:Auction Is Closed

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Chalcopyrite coating Sphalerite (ex Kay Robertson Collection)
Friedrich-Wilhelm Mine, Herdorf, Siegerland, Rhineland-Palatinate, Germany
Size:Small Cabinet
Size Description: 6.3 x 4.7 x 2.7 cm

Chalcopyrite coating Sphalerite (ex Kay Robertson Collection)

Current High Bidder:Mango
Close Time:1/25/2018 06:48:00 PM(CST)

Time Left:Auction Is Closed

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Quartz in Septarian Nodule (historic material)
near Remuzat, Drome, Auvergne-Rhone-Alpes, France
Size:Small Cabinet
Size Description: 6.2 x 4.3 x 4.1 cm

Quartz in Septarian Nodule (historic material)

Current High Bidder:phillips6zls
Close Time:1/25/2018 06:47:40 PM(CST)

Time Left:Auction Is Closed

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Wardite on Tourmaline (rare association) (ex Kay Robertson Collection)
Pirineus claim, Monte Belo, Itinga, Minas Gerais, Brazil
Size:Thumbnail
Size Description: 2.3 x 2.1 x 1.0 cm

Wardite on Tourmaline (rare association) (ex Kay Robertson Collection)

Current High Bidder:lawkivi
Close Time:1/25/2018 06:45:36 PM(CST)

Time Left:Auction Is Closed

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Pyrope (var: Rhodolite) (ex Kay Robertson Collection)
Masons Branch, Macon County, North Carolina
Size:Miniature
Size Description: 5.1 x 4.9 x 2.1 cm

Pyrope (var: Rhodolite) (ex Kay Robertson Collection)

Current High Bidder:macau1
Close Time:1/25/2018 06:45:21 PM(CST)

Time Left:Auction Is Closed

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Calcite on Siderite (ex Dave Bergman Collection)
Billy Creek Wildlife Refuge, Ouray County, Colorado
Size:Miniature
Size Description: 4.6 x 3.5 x 2.7 cm

Calcite on Siderite (ex Dave Bergman Collection)

Current High Bidder:jaimeb
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Indicolite (6.34 grams) (ex Richard Kosnar Collection)
Santa Rosa mine, Itambacuri, Minas Gerais, Brazil
Size:Miniature
Size Description: 3.8 x 1.1 x 0.7 cm

Indicolite (6.34 grams) (ex Richard Kosnar Collection)

Current High Bidder:Lotusman
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Proustite with Tennantite (ex Frank Keutsch Collection)
Uchucchacua Mine, Oyon Province, Lima Department, Peru
Size:Small Cabinet
Size Description: 6.5 x 5.1 x 3.7 cm

Proustite with Tennantite (ex Frank Keutsch Collection)

Current High Bidder:essebi1987
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Fluorite (new find)
Koh-i-Maran, Kalat District, Balochistan (Baluchistan), Pakistan
Size:Small Cabinet
Size Description: 5.8 x 5.6 x 3.2 cm

Fluorite (new find)

Current High Bidder:DRphoto
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Cassiterite with Topaz (new find)
Shengus, Haramosh Mts., Skardu District, Baltistan, Gilgit-Baltistan, Pakistan
Size:Toenail
Size Description: 3.2 x 1.8 x 1.6 cm

Cassiterite with Topaz (new find)

Current High Bidder:gazzas007
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Titanite (twins) with Adularia and "Chlorite"
Arondu, Basha Valley, Skardu district, Baltistan, Gilgit-Baltistan, Pakistan
Size:CABINET
Size Description: 12.3 x 9.5 x 5.3 cm

Titanite (twins) with Adularia and

Current High Bidder:gariveda
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Pyrrhotite with Galena
Trepca Stan Terg Mine, Trepca Complex, Trepca Valley, Kosovska Mitrovica, District of Kosovska Mitrovica, Kosovo
Size:CABINET
Size Description: 10.7 x 9.7 x 3.6 cm

Pyrrhotite with Galena

Current High Bidder:enyawl
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Hemimorphite (rich color)
Wenshan Mine, Wenshan Co., Wenshan Autonomous Prefecture, Yunnan Province, China
Size:Small Cabinet
Size Description: 6.2 x 4.8 x 3.4 cm

Hemimorphite (rich color)

Current High Bidder:spencera
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Epididymite (rare large crystal)
Mount Malosa, Zomba District, Malawi
Size:Small Cabinet
Size Description: 7.3 x 0.6 x 0.5 cm

Epididymite (rare large crystal)

Current High Bidder:Lotusman
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Sodalite (var: Hackmanite) with Richterite
Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan
Size:Small Cabinet
Size Description: 5.4 x 4.2 x 3.4 cm

Sodalite (var: Hackmanite) with Richterite

Current High Bidder:daveshipman
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Bismuthinite (good quality)
Tasna Mine, Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
Size:Miniature
Size Description: 4.1 x 3.6 x 3.1 cm

Bismuthinite (good quality)

Current High Bidder:slack
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Parisite-(Ce) (rare carbonate)
Muzo Mine, Mun. de Muzo, Vasquez-Yacopí Mining District, Boyaca Department, Colombia (Type Locality)
Size:Thumbnail
Size Description: 1.1 x 1.0 x 0.8 cm

Parisite-(Ce) (rare carbonate)

Current High Bidder:dino-man
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Xenotime
Novo Horizonte, Bahia, Brazil
Size:Thumbnail
Size Description: 1.0 x 0.3 x 0.3 cm

Xenotime

Current High Bidder:gram1950
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Inesite (classic material) (ex William Duarte Collection)
Hale Creek Mine, Mad River Rock, Coastal Range, Trinity County, California
Size:Miniature
Size Description: 4.7 x 4.6 x 4.0 cm

Inesite (classic material) (ex William Duarte Collection)

Current High Bidder:superhelen
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Pollucite (gemmy!) (6.08 grams)
Paprok, Kamdesh District, Nuristan Province, Afghanistan
Size:Thumbnail
Size Description: 1.7 x 1.5 x 1.3 cm

Pollucite (gemmy!) (6.08 grams)

Current High Bidder:slack
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Pyrite (ex Willard Wulff Collection)
Peru
Size:Thumbnail
Size Description: 1.7 x 1.7 x 1.7 cm

Pyrite (ex Willard Wulff Collection)

Current High Bidder:wildflower
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Wavellite (excellent quality) (ex Brian Kosnar Collection)
Siglo XX Mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
Size:Small Cabinet
Size Description: 6.3 x 3.7 x 3.3 cm

Wavellite (excellent quality) (ex Brian Kosnar Collection)

Current High Bidder:tejas
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Quartz / Chalcedony "cast" after Calcite (ex Kay Robertson Collection)
Last Chance Canyon, Kern County, California
Size:CABINET
Size Description: 10.3 x 7.3 x 3.3 cm

Quartz / Chalcedony

Current High Bidder:chuckd
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Tourmaline ("cat's eye" crystal) (ex Rolando Gioia Collection)
Minas Gerais, Brazil
Size:Thumbnail
Size Description: 2.3 x 1.7 x 1.3 cm

Tourmaline (

Current High Bidder:forrestcarithers
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Prehnite (gemmy yellow crystals)
Merelani Hills, Lelatema Mts, Simanjiro District, Manyara Region, Tanzania
Size:Thumbnail
Size Description: 3.1 x 1.7 x 1.7 cm

Prehnite (gemmy yellow crystals)

Current High Bidder:yamatosuki
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Axinite-(Fe) (rare classic material)
Stamps and Jowl Zawn, Cliff outcrops, Botallack, St Just, Cornwall, England, UK
Size:Miniature
Size Description: 4.7 x 3.4 x 3.3 cm

Axinite-(Fe) (rare classic material)

Current High Bidder:aelea
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Vivianite (ex Rolando Gioia Collection)
Jocao pegmatite, Conselheiro Pena, Minas Gerais, Brazil
Size:Miniature
Size Description: 4.7 x 2.6 x 1.7 cm

Vivianite (ex Rolando Gioia Collection)

Current High Bidder:pittstonesinc
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Magnetite with Quartz (rare locality piece) (collected by Doug Toland)
Green Monster Mountain, Prince of Wales Island, Alaska
Size:Miniature
Size Description: 3.7 x 2.7 x 1.7 cm

Magnetite with Quartz (rare locality piece) (collected by Doug Toland)

Current High Bidder:chuckd
Close Time:1/25/2018 06:45:00 PM(CST)

Time Left:Auction Is Closed

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