SPECIAL TUCSON SHOW FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 1st, 2018

Ends Thursday, February 1st, 2018
at 6:45 PM (Central Time Zone)



As the Tucson Show is just getting started, we've put together a wonderful set of classics, contemporary pieces, rarities, unusual pieces, gem crystals and display specimens. Look for pieces mixed in from various collections we've obtained including Willard Wulff, Rolando Gioia, Kay Robertson, Francesco Bedogné, and Paul Zerfass, along with 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. Rare "Trapiche" Habit RUBY crystal from Myanmar (Bruma)
2. Fine, sharp, lustrous, gemmy emerald green trigonal crystals of DIOPTASE for Rep. of Congo
3. Hard to find matrix specimen of gemmy etched blue TOPAZ on doubly-terminated QUARTZ from Brazil
4. A hard to find gemmy reddish-pink rhomb of RHODOCHROSITE from the Moose Mine in Gilpin Co., Colorado
5. Rare glowing yellow colored BRUCITE from Pakistan
6. Gemmy blue KYANITE crystals on matrix from Barra do Salinas, Brazil
7. FINE QUALITY, very lustrous, jet-black botryoidal GOETHITE from Cornwall, England
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!
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Pseudomalachite (old classic) (ex Kay Robertson Collection)
Virneberg Mine (St Josephsberg Mine), Rheinbreitbach, Linz am Rhein, Westerwald, Rhineland-Palatinate, Germany (Type Locality)
4.1 x 2.6 x 1.7 cm
Volborthite with Chrysocolla (ex Kay Robertson Collection)
Monument No. 1 Mine, Monument No. 1 channel, Mystery Valley, Monument Valley, Navajo Indian Reservation, Navajo County, Arizona
7.3 x 6.6 x 3.1 cm
Calcite on Galena (ex Kay Robertson Collection)
Sweetwater Mine, Reynolds County, Missouri
4.7 x 4.6 x 4.0 cm
Fluorite coated by Quartz (ex Kay Robertson Collection)
Marienschacht Mine (Kuppel Mine), Wolsendorf, Schwarzach bei Nabburg, Wulsendorf East District, Wulsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany
9.1 x 6.3 x 2.0 cm
Epidote with "Byssolite" (ex Kay Robertson Collection)
Knappenwand, Untersulzbachtal, Hohe Tauern, Salzburg, Austria
7.3 x 5.1 x 3.7 cm
Diopside with Apophyllite (ex Kay Robertson Collection)
Nordmark district, Filipstad, Varmland, Sweden
6.3 x 4.3 x 4.1 cm
Libethenite (rare) (ex Kay Robertson Collection)
Tyrone Mine, Tyrone Area, Burro Mountains District, Grant County, New Mexico
6.2 x 6.2 x 2.5 cm
Almandine on Rhyolite (ex Kay Robertson Collection)
East Grants Ridge, Mount Taylor, Cibola County, New Mexico
7.8 x 4.3 x 3.2 cm
Macfallite (very rare) (ex Kay Robertson Collection)
Manganese Mine, Copper Harbor, Keweenaw County, Michigan (Type Locality)
5.0 x 3.2 x 2.6 cm
Vauxite (very rare) (ex Kay Robertson Collection)
Siglo XX Mine, Llallagua, Bustillos Province, Potosi Department, Bolivia
3.7 x 2.7 x 2.2 cm
Opal in Petrified Wood (ex Kay Robertson Collection)
Virgin Valley District, Humboldt County, Nevada
2.6 x 2.0 x 0.8 cm
Epidote (self-collected by Al Ordway) (ex Kay Robertson Collection)
Jensen Quarry (Oak Quarry), Jurupa Mts, Jurupa Valley, Riverside County, California
6.3 x 3.7 x 2.7 cm
Goethite (great quality) (ex Camm and Lowe Collections)
Parknoweth Mine (Wheal Buzza; Truthwall Mine), Botallack Mine, Botallack, St Just, Cornwall, England, UK
5.0 x 3.6 x 2.3 cm
Fluorite (ex Kay Robertson Collection)
Mt Antero, Chaffee County, Colorado
3.5 x 3.1 x 1.7 cm
Fluorite (ex Kay Robertson Collection)
Madoc Township, Madoc area, Hastings Co., Ontario, Canada
9.3 x 6.1 x 4.2 cm
Sulfur on Gypsum (ex Kay Robertson Collection)
Gypsum pit, Weenzen, Salzhemmendorf, Lower Saxony, Germany
4.3 x 3.7 x 2.3 cm
Tremolite (var: Hexagonite) (ex Kay Robertson Collection)
Gouverneur Mine, Fowler, St. Lawrence Co., New York, USA
7.5 x 3.6 x 1.2 cm
Cobaltoan Calcite (ex Jean Chervet Collection)
Haute-Garonne, Occitanie, France
5.2 x 4.2 x 1.3 cm
Dioptase (rare locality piece) (ex Kay Robertson Collection)
Magma Mine, Superior, Pioneer District, Pinal Mts, Pinal County, Arizona
5.6 x 3.0 x 3.0 cm
Spessartine (new find)
Garnet Hill, Ely, Robinson District, White Pine County, Nevada
5.1 x 4.2 x 3.6 cm
Copper ("leaf") (unique locality specimen)
Corocoro District, Pacajes Province, La Paz Department, Bolivia
13.2 x 6.5 x 1.8 cm
Grossular (var: Hessonite) (ex Kay Robertson Collection)
Stockknubel, Zermatt, Wallis, Switzerland
2.4 x 1.6 x 1.0 cm
Corundum (var: Ruby) (1.09 grams)
Winza, Mpapwa, Mpapwa District, Dodoma Region, Tanzania
1.1 x 0.7 x 0.6 cm
Digenite on Enargite (ex Al. McGuinnes and Scott Williams Collections)
Leonard Mine, Butte, Silver Bow County, Montana
5.2 x 3.1 x 1.3 cm
Spessartine Garnet on Smoky Quartz
Wushan Mine, Tongbei, Yunxiao Co., Zhangzhou Prefecture, Fujian Province, China
4.8 x 3.3 x 3.2 cm
Vermiculite (ex Kay Robertson Collection)
Gravelotte, Northern Transvaal, South Africa
8.3 x 5.3 x 1.3 cm
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