SPECIAL TUCSON SHOW FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 15th, 2018

Ends Thursday, February 15th, 2018
at 6:45 PM (Central Time Zone)



With the Tucson Show winding down, we're stepping it up with a full slate of auctions this week with two 60-piece auctions. We have TWO FULL PAGES of attractive, unique, classic and rare minerals from contemporary and classic worldwide localities. A great mix featuring specimens from our overstocked inventory, liquidations of the many collections we've purchased, and assorted pieces from new finds and classic localities. Stayed tuned shortly after we return home from the show, as we will be incorporating new material from Tucson into the auctions. Enjoy!


Some of the highlights from this week's auction include:

1. Superb, sharp and gemmy RUBY crystal on matrix from Afghanistan
2. Large, gem, etched, pink "floater" crystal of MORGANITE from Brazil (ex Rolando Gioia Collection)
3. Excellent, doubly-terminated, "floater" crystal of gemmy bicolored KUNZITE from Afghanistan
4. An unusual Granite pseudomorph after ORTHOCLASE (Carlsbad Twin) from California (ex Van Tichelen Collection)
5. Rare and eye-catching matrix specimen of silvery COBALTITE from Sweden
6. Rare FOITITE TOURMALINE crystal from Elba Island, Italy
7. A very gemmy, beautiful PINK and BLUE TOURMALINE crystal from the Santa Rosa Mine, Brazil
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!
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Calcite pseudomorph after Glauberite (ex Kay Robertson Collection)
Camp Verde Salt Mine, Camp Verde, Camp Verde District, Yavapai County, Arizona
8.3 x 5.2 x 2.8 cm
Rhodochrosite (rare locality specimen) (ex Kay Robertson Collection)
Dr. Geier Mine, Waldalgesheim, Bingen, Hunsruck, Rhineland-Palatinate, Germany
7.6 x 5.7 x 2.2 cm
Columbite-(Fe) / Columbite-(Mn) (ex Kay Robertson Collection)
Fano-Simmons Mine, Little Cahuilla Mountain, Cahuilla District, Riverside County, California
1.7 x 1.6 x 1.2 cm
Calcite (RARE locality specimen) (ex Kay Robertson Collection)
San Jose Mine, Wadley, Mun. de Catorce, San Luis Potosi, Mexico
15.2 x 3.6 x 3.2 cm
Pargasite (rare locality specimen) (ex Kay Robertson Collection)
Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno County, California
4.7 x 4.1 x 1.7 cm
Beryl (Aquamarine) (ex Kay Robertson Collection)
Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
4.0 x 2.6 x 1.5 cm
Adamite (Cuprian) (ex Kay Robertson Collection)
Ojuela Mine, Mapimi, Durango, Mexico
4.5 x 4.3 x 1.8 cm
Calcite (ex Kay Robertson Collection)
Bilbao Mine, La Blanca, Mun. de Ojo Caliente, Zacatecas, Mexico
9.6 x 5.7 x 5.1 cm
Ferberite on Smoky Quartz (fine quality) (ex Kay Robertson Collection)
Kara-Oba W deposit, Betpakdala Desert (Bet-Pak-Dal Desert), Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan
5.7 x 4.3 x 3.7 cm
Pyrophyllite (rare classic material) (ex Kay Robertson Collection)
Pyshminskoe deposit, Berezovskoe Au Deposit (Berezovsk Mines), Berezovskii, Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia (Type Locality)
5.2 x 3.7 x 2.7 cm
Siderite (polished Septarian Nodule) (ex Kay Robertson Collection)
Iron mines, Otzenhausen, Nonnweiler, Saarland, Germany
6.2 x 5.7 x 1.1 cm
Malachite (rare locality specimen) (ex Kay Robertson Collection)
Bagdad Mine, Bagdad, Eureka District, Yavapai County, Arizona
6.1 x 2.7 x 2.5 cm
Calcite (rare material) (ex Kay Robertson Collection)
Terlingua District, Brewster County, Texas
8.7 x 4.8 x 4.3 cm
Duftite with Calcite (ex Kay Robertson Collection)
Ojuela Mine, Mapimi, Durango, Mexico
7.1 x 6.8 x 5.7 cm
Pyrite (rare locality specimen) (ex Kay Robertson Collection)
Claypit "Thiede", Braunschweig, Lower Saxony, Germany
4.1 x 3.7 x 2.7 cm
Fluorite with Dolomite (ex Kay Robertson Collection)
Cacilia (Caecilia) Mine, Freiung, Stulln, Wolsendorf West District, Wolsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany
5.7 x 4.7 x 4.3 cm
Pink Grossular with Clinochlore (ex Kay Robertson Collection)
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
3.7 x 2.8 x 2.1 cm
Inesite (ex Kay Robertson Collection)
Broken Hill, Yancowinna Co., New South Wales, Australia
5.7 x 4.3 x 3.2 cm
Cassiterite
Pingwu Beryl Mine, Huya Township, Mt Xuebaoding, Pingwu Co., Mianyang Prefecture, Sichuan Province, China
4.2 x 4.2 x 3.4 cm
Cobaltite
Hakansboda, Lindesberg, Vstmanland, Sweden
3.6 x 3.1 x 1.7 cm
Eosphorite (ex Kay Robertson Collection)
Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil
1.6 x 0.8 x 0.5 cm
Ruby (sharp and gemmy)
Jagdalak (Jagdalek) Ruby Mine, Kunar Province, Afghanistan
6.0 x 3.3 x 3.1 cm
Tourmaline (GEMMY) (48.46 grams)
Santa Rosa mine, Itambacuri, Minas Gerais, Brazil
9.1 x 1.6 x 1.4 cm
Mineral Auctions