FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday May 3rd, 2018

Ends Thursday, May 3rd, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


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

1. A piece of the new and unusual PURPLE QUARTZ ("Grape" Chalcedony / Agate) from INDONESIA
2. Multicolor, cat's eye and scepter habit TOURMALINE specimen from Brazil
3. Newly mined, unique and interesting "BLOOD VESSEL OPAL" from San Luis Potosi, Mexico
4. Beautiful "phantom" red BROOKITE crystals on matrix from Pakistan
5. An inside-out pseudomorph of QUARTZ replacing TOURMALINE from Brazil
6. Rarely seen gemmy reddish colored TWINNED crystals of MANGANONEPTUNITE from Mont Saint-Hilaire, Quebec, Canada
7. Classic blue ANATASE crystal from Norway
8. Page 2 features assorted minerals from the Kay Robertson collection
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Pyrite
Navajun, La Rioja, Spain
4.8 x 3.6 x 3.4 cm
Brookite (gemmy) on matrix
Kharan, Baluchistan, Pakistan
12.7 x 6.4 x 4.2 cm
Kermesite (classic material)
Nova Alexander adit, Kolarsky Hill, Pezinok, Pezinok Co., Bratislava Region, Slovakia
4.0 x 3.3 x 2.7 cm
Fluorite (Green "Ice")
Chashan Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou Prefecture, Hunan Province, China
10.1 x 7.8 x 4.8 cm
Barite (ex Dave Bergman Collection)
Hartsel, Park County, Colorado
3.8 x 2.3 x 1.0 cm
Vanadinite
Mibladen, Midelt, Khenifra Province, Meknes-Tafilalet Region, Morocco
4.7 x 3.7 x 2.3 cm
Polydymite and Millerite included in Calcite (rare)
Gray Quarry, Hamilton, Hancock County, Illinois
5.3 x 4.2 x 2.8 cm
Aquamarine (ex Richard A. Kosnar Collection)
Medina Pegmatite Field, Pedra Azul Pegmatite District, Minas Gerais, Brazil
1.6 x 1.1 x 0.5 cm
Vesuvianite (Manganoan) (ex Charlie Key Collection)
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
2.2 x 2.0 x 1.3 cm
Tourmaline (partially replaced by Quartz) with Lepidolite
Urubu mine, Monte Belo, Itinga, Minas Gerais, Brazil
2.4 x 2.2 x 1.6 cm
Azurite with Cerussite (ex Willard Wulff Collection)
Indiana Mine (Homestake Mine), Silver Bell District, Silver Bell Mts, Pima County, Arizona
2.1 x 1.6 x 1.1 cm
Manganoneptunite (rare twin!) (ex Charlie Key Collection)
Poudrette Quarry, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada
0.3 x 0.2 x 0.1 cm
Gypsum ("Desert Rose")
near Oued Souf, ("City of a Thousand Domes"), El Oued Province, Algeria
7.8 x 7.4 x 6.2 cm
Barite with Malachite inclusions
Milpillas Mine, Cuitaca, Mun. de Santa Cruz, Sonora, Mexico
1.8 x 1.6 x 1.3 cm
Boracite (rare pink color)
Alto Chapare, Chapare Province, Cochabamba Department, Bolivia
7.0 x 6.6 x 1.7 cm
Titanite (twin) (ex Rolando Gioia Collection)
Capelinha, Jequitinhonha Valley, Minas Gerais, Brazil
4.3 x 2.1 x 0.8 cm
Andalusite (crystallized)
Jenipapo, Itinga, Jequitinhonha valley, Minas Gerais, Brazil
6.8 x 5.9 x 5.2 cm
Anatase (classic material)
Valdres, Oppland, Norway
1.7 x 1.5 x 1.2 cm
Uvite Tourmaline on Magnesite
Brumado, Bahia, Brazil
9.8 x 5.2 x 2.2 cm
Eosphorite / Childrenite (LARGE crystals) (ex Rolando Gioia Collection)
Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil
8.5 x 3.2 x 1.6 cm
Dolomite pseudomorph after Calcite (ex Kay Robertson Collection)
Caecilia Mine, Freiung, Stulln, Wolsendorf West District, Wolsendorf fluorite mining district, Upper Palatinate, Bavaria, Germany
4.2 x 3.0 x 2.3 cm
Chalcopyrite with Adularia (rare material) (ex Kay Robertson Collection)
Neu Adler Morgengang, Miedzianka (Kupferberg), Jelenia Gora District, Rudawy Janowickie Mts, Lower Silesia (Dolnoslaskie), Poland
6.2 x 5.8 x 4.6 cm
Brazilianite (2 piece set) (ex Kay Robertson Collection)
Linopolis, Divino das Laranjeiras, Minas Gerais, Brazil
4.6 x 1.7 x 1.2 cm and 4.2 x 1.1 x 0.7 cm
Lepidocrocite with Goethite (ex Kay Robertson Collection)
Perran Iron Mine, Perranporth, Perranzabuloe, St Agnes District, Cornwall, England, UK
3.7 x 2.6 x 2.3 cm
Pseudomalachite (rare) (ex Kay Robertson Collection)
Chingola Open Pit, Chingola District, Copperbelt Province, Zambia
4.8 x 3.7 x 3.4 cm
Calcite (classic material - unusual form) (ex Kay Robertson Collection)
St Andreasberg District, Harz, Lower Saxony, Germany
4.1 x 3.6 x 2.5 cm
Fluorapophyllite-(K) on Calcite (rare material) (ex Kay Robertson Collection)
Korsnas Lead Mine, Korsnaes, Western and Inner Finland Region, Finland
6.3 x 3.7 x 2.3 cm
Mineral Auctions