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TUCSON SHOW FINE MINERAL LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 21st, 2019

Displaying 1-30 of 45 results...

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Copper ("leaf") (unique locality specimen)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
Size:CABINET
Size Description: 11.3 x 9.2 x 1.4 cm

Copper (

Current High Bidder:rock licker
Close Time:2/21/2019 06:56:13 PM(CST)

Time Left:Auction Is Closed

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Purple Quartz (var: Chalcedony / Agate) ("Grape" Chalcedony / Agate)
Mamuju area, Sulawesi Barat Province, Sulawesi, Indonesia
Size:Small Cabinet
Size Description: 7.6 x 6.2 x 4.3 cm

Purple Quartz (var: Chalcedony / Agate) (

Current High Bidder:jabaco
Close Time:2/21/2019 06:55:15 PM(CST)

Time Left:Auction Is Closed

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Ruby Spinel ("Star of David" Twin)
Mogok, Sagaing District, Mandalay Division, Mandalay (Burma)
Size:Thumbnail
Size Description: 0.5 x 0.4 x 0.3 cm

Ruby Spinel (

Current High Bidder:jhoffm10
Close Time:2/21/2019 06:54:07 PM(CST)

Time Left:Auction Is Closed

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Calcite (old locality specimen) (ex Kay Robertson Collection)
Monroe County, Michigan
Size:Small Cabinet
Size Description: 7.2 x 5.8 x 4.3 cm

Calcite (old locality specimen) (ex Kay Robertson Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:53:08 PM(CST)

Time Left:Auction Is Closed

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Mimetite (superb quality) (ex Kay Robertson Collection)
13th Level, Potosi Mine, Aquiles Serdan, West Camp, Santa Eulalia District, Chihuahua, Mexico
Size:Miniature
Size Description: 3.5 x 1.8 x 1.6 cm

Mimetite (superb quality) (ex Kay Robertson Collection)

Current High Bidder:ghetjw
Close Time:2/21/2019 06:52:05 PM(CST)

Time Left:Auction Is Closed

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Proustite (classic material!) (ex Kay Robertson Collection)
Christian-Stollen Mine, Himmelfahrt, Freiberg District, Erzgebirge, Saxony, Germany
Size:Thumbnail
Size Description: 2.8 x 1.9 x 1.1 cm

Proustite (classic material!) (ex Kay Robertson Collection)

Current High Bidder:jar7709
Close Time:2/21/2019 06:51:56 PM(CST)

Time Left:Auction Is Closed

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Gold (beautifully crystallized)
Piolho claim, Pacaraima, Roraima, Brazil
Size:Thumbnail
Size Description: 0.8 x 0.4 x 0.2 cm

Gold (beautifully crystallized)

Current High Bidder:argo
Close Time:2/21/2019 06:50:52 PM(CST)

Time Left:Auction Is Closed

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Dioptase (classic material)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
Size:Toenail
Size Description: 3.4 x 2.3 x 0.8 cm

Dioptase (classic material)

Current High Bidder:redhcajun
Close Time:2/21/2019 06:50:37 PM(CST)

Time Left:Auction Is Closed

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Langite (old classic material)
Piesky, Spania Dolina (Herrengrund), Banska Bystrica Co., Banska Bystrica Region, Slovakia
Size:CABINET
Size Description: 10.0 x 4.4 x 3.2 cm

Langite (old classic material)

Current High Bidder:rockwoman
Close Time:2/21/2019 06:50:31 PM(CST)

Time Left:Auction Is Closed

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Hauyne (rare old locality specimen) (ex Kay Robertson Collection)
Cava di Campagnano, Campagnano di Roma, Sacrofano Caldera, Rome Province, Latium, Italy
Size:Small Cabinet
Size Description: 5.2 x 4.1 x 3.7 cm

Hauyne (rare old locality specimen) (ex Kay Robertson Collection)

Current High Bidder:cookieman
Close Time:2/21/2019 06:50:03 PM(CST)

Time Left:Auction Is Closed

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Bornite (classic material)
Leonard Mine, Butte, Butte District, Silver Bow County, Montana
Size:CABINET
Size Description: 11.3 x 4.1 x 3.6 cm

Bornite (classic material)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:49:53 PM(CST)

Time Left:Auction Is Closed

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Prehnite (fantastic quality)
Lower New Street, Paterson, Passaic County, New Jersey
Size:Small Cabinet
Size Description: 5.2 x 4.7 x 1.3 cm

Prehnite (fantastic quality)

Current High Bidder:riebeckite
Close Time:2/21/2019 06:49:32 PM(CST)

Time Left:Auction Is Closed

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Copper (great old classic) (Mined 1894) (ex Kay Robertson Collection)
Käusersteimel Mine, Kausen, Betzdorf-Gebhardshain, Altenkirchen, Rhineland-Palatinate, Germany
Size:Small Cabinet
Size Description: 5.7 x 5.3 x 4.2 cm

Copper (great old classic) (Mined 1894) (ex Kay Robertson Collection)

Current High Bidder:argo
Close Time:2/21/2019 06:49:29 PM(CST)

Time Left:Auction Is Closed

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Pharmacolite (probably Alumohydrocalcite) (ex Kay Robertson Collection)
Rueben Mine, Nowa Ruda (Neurode), Klodzko District, Lower Silesia (Dolnoslaskie), Poland
Size:Small Cabinet
Size Description: 5.5 x 4.8 x 3.7 cm

Pharmacolite (probably Alumohydrocalcite) (ex Kay Robertson Collection)

Current High Bidder:weloganites
Close Time:2/21/2019 06:46:40 PM(CST)

Time Left:Auction Is Closed

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Laumontite (fine rare twins) (ex Kay Robertson Collection)
Pine Creek Mine, Bishop District, Inyo County, California
Size:Small Cabinet
Size Description: 9.0 x 3.8 x 2.3 cm

Laumontite (fine rare twins) (ex Kay Robertson Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:27 PM(CST)

Time Left:Auction Is Closed

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Fluorite (deep purple color) (ex Kay Robertson Collection)
Marienschacht Mine (Kuppel Mine), Wölsendorf, Schwarzach bei Nabburg, Wölsendorf East District, Upper Palatinate, Bavaria, Germany
Size:Small Cabinet
Size Description: 5.8 x 3.4 x 1.4 cm

Fluorite (deep purple color) (ex Kay Robertson Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Tantalite-(Mn) (GEM crystal) (ex Kay Robertson Collection)
Alto Ligonha District, Zambezia Province, Mozambique
Size:Thumbnail
Size Description: 0.5 x 0.4 x 0.1 cm

Tantalite-(Mn) (GEM crystal) (ex Kay Robertson Collection)

Current High Bidder:php
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Malachite pseudomorphs after Azurite (ex Kay Robertson Collection)
Bisbee, Warren District, Mule Mts, Cochise County, Arizona
Size:Miniature
Size Description: 3.7 x 3.1 x 2.1 cm

Malachite pseudomorphs after Azurite (ex Kay Robertson Collection)

Current High Bidder:kittenmittens
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Fluorite on Feldspar (ex Kay Robertson Collection)
Kunar Province, Afghanistan
Size:Miniature
Size Description: 3.7 x 3.2 x 1.2 cm

Fluorite on Feldspar (ex Kay Robertson Collection)

Current High Bidder:micromount1
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Mimetite (old classic) (ex Kay Robertson Collection)
Haus Baden Mine, Sehringen, Badenweiler Pb mining district, Badenweiler, Black Forest, Baden-Württemberg, Germany
Size:Small Cabinet
Size Description: 8.3 x 6.2 x 4.9 cm

Mimetite (old classic) (ex Kay Robertson Collection)

Current High Bidder:weloganites
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Mixite replacing Cafarsite (rare material)
Wannigletscher / Scherbadung (Monte Cervandone), Kriegalp Valley, Binn Valley, Wallis (Valais), Switzerland (Type Locality for Cafarsite)
Size:Miniature
Size Description: 4.5 x 3.8 x 3.5 cm

Mixite replacing Cafarsite (rare material)

Current High Bidder:nominether
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Calcite on Muscovite with Rutile (ex Kay Robertson Collection)
Rist Mine, Hiddenite, Alexander County, North Carolina
Size:CABINET
Size Description: 9.8 x 5.3 x 4.7 cm

Calcite on Muscovite with Rutile (ex Kay Robertson Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Mimetite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
Size:Miniature
Size Description: 4.3 x 3.3 x 2.8 cm

Mimetite (classic material)

Current High Bidder:lawkivi
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Spessartine (recent find)
Garnet Hill, Ely, Robinson District, White Pine County, Nevada
Size:Miniature
Size Description: 4.7 x 3.7 x 2.5 cm

Spessartine (recent find)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Azurite with Cerussite (ex Willard Wulff Collection)
Indiana Mine (Homestake Mine), Silver Bell District, Silver Bell Mts, Pima County, Arizona
Size:Toenail
Size Description: 3.4 x 2.1 x 1.3

Azurite with Cerussite (ex Willard Wulff Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Tourmaline (doubly-terminated multicolor crystal)
Stak Nala, Skardu Road, Haramosh Mts., Gilgit, Northern Areas, Pakistan
Size:Thumbnail
Size Description: 3.0 x 0.7 x 0.7 cm

Tourmaline (doubly-terminated multicolor crystal)

Current High Bidder:gorski
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Pink Chalcedony (interesting locality)
Antelope Canyon (Valley) (part of the childhood home of Supreme Court Justice Sandra Day O'Connor), Round Mountain, Greenlee County, Arizona
Size:Miniature
Size Description: 4.0 x 2.9 x 1.7 cm

Pink Chalcedony (interesting locality)

Current High Bidder:riebeckite
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Rose Quartz
Sapucaia mine, Galileia, Minas Gerais, Brazil
Size:Miniature
Size Description: 4.7 x 3.7 x 1.2 cm

Rose Quartz

Current High Bidder:mineraliver
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Fluorite on Arsenopyrite
Yaogangxian Mine, Hunan Province, China
Size:Thumbnail
Size Description: 2.4 x 2.3 x 1.7 cm

Fluorite on Arsenopyrite

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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Zircon (ex David Burgess Collection)
Astor Valley, Astore District, Gilgit-Baltistan, Pakistan
Size:Small Cabinet
Size Description: 5.3 x 3.8 x 3.7 cm

Zircon (ex David Burgess Collection)

Current High Bidder:andyrocks18
Close Time:2/21/2019 06:45:00 PM(CST)

Time Left:Auction Is Closed

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