FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday June 21st, 2018

Ends Thursday, June 21st, 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 Bedogne, Rolando Gioia, Charlie Key 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 $6,000, fantastic, gemmy, doubly-terminated, blue AQUAMARINE crystals on Albite form Pakistan (ex Obodda)
2. GEM quality, golden rhombic CALCITE specimen from the Sokolovskoe Iron Mine, in Kazakhstan
3. A classic specimen of OPAL pseudomorphing after FOSSIL CLAM shell from Coober Pedy, Australia
4. Classic, rarely seen DOUBLY-TERMINATED twinned red CINNABAR with QUARTZ from China
5. GEM PURPLE TOPAZ on MAGNESITE from Brumado, Bahia, Brazil
6. Attractive color change "butterfly-twinned" MONAZITE-(Ce) crystals on QUARTZ from the Siglo XX Mine, Bolivia
7. A big, rare, historic specimen of SYNTHETIC QUARTZ (ex Motorola Laboratories)
8. An incredibly rare specimen of TETRADYMITE from the nearly 200 year old type locality in Slovakia!
9. Page 2 features assorted minerals from the Kay Robertson collection
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Rhodochrosite (ex Dave Bergman Collection)
Sunnyside Mine, near Silverton, San Juan County, Colorado
4.8 x 3.8 x 2.8 cm
Aquamarine on Muscovite
Pingwu Beryl Mine, Huya Township, Mt Xuebaoding, Pingwu Co., Mianyang Prefecture, Sichuan Province, China
6.7 x 5.2 x 3.8 cm
Calcite (GEM)
Sokolovskoe Iron Mine, Rudny, Kostanay Province, Kazakhstan
5.5 x 4.3 x 3.7 cm
Ferberite (good crystallization)
Tasna mine, Rosario section of Cerro Tasna, Nor Chichas Province, Potosi Department, Bolivia
7.2 x 6.0 x 1.6 cm
Variscite (fine color) on Chalcedony
Ribeirao Cascalheira, Mato Grosso, Brazil
6.0 x 5.9 x 4.4 cm
Opal pseudomorph / fossil replacing Clam Shell
Coober Pedy, Central North, South Australia, Australia
3.0 x 2.2 x 1.1 cm
Aquamarine (gemmy doubly-terminated crystals) on Albite (ex Obodda)
Shigar Valley, Skardu District, Baltistan, Gilgit-Baltistan (Northern Areas), Pakistan
10.1 x 9.2 x 6.8 cm
Schorl Tourmaline
Minas Gerais, Brazil
3.1 x 1.7 x 1.5 cm
Cinnabar (doubly-terminated twin!) with Quartz
Tongren Mine, Tongren Co., Tongren Prefecture, Guizhou Province, China
5.7 x 4.6 x 4.3 cm
Fluorite on "Ruby Jack" Sphalerite (classic material)
Elmwood Mine, Smith County, Tennessee
7.3 x 5.2 x 4.2 cm
Prehnite (unusual color) (ex Charlie Key Collection)
Goboboseb Mts, Brandberg Area, Daures, Erongo Region, Namibia
2.3 x 1.6 x 1.6 cm
Smithsonite with Rosasite (ex Dave Bergman Collection)
Sherman Mine, Leadville, Lake County, Colorado
9.0 x 4.2 x 3.2 cm
Hauyne (excellent color)
Laach lake volcanic complex, Eifel, Rhineland-Palatinate, Germany
0.4 x 0.4 x 0.2 cm
Andorite
San Jose mine, Oruro City, Cercado Province, Oruro Department, Bolivia
2.7 x 2.5 x 0.6 cm
Monazite-Ce (color change "butterfly"-twinned crystals)
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
2.4 x 2.0 x 1.6 cm
Epidote with Diopside
Marki Khel, Spin Ghar range (Speen Ghar range), Khogyani District, Nangarhar Province, Afghanistan
5.0 x 3.6 x 2.1 cm
Cassiterite (large twins) (ex Franceso Bedogne Collection)
Viloco Mine, Loayza Province, La Paz Department, Bolivia
4.6 x 3.8 x 2.7 cm
Chalcopyrite (ex Willy Israel Collection)
Panasqueira, Covilha, Castelo Branco District, Portugal
7.3 x 6.4 x 2.3 cm
Tourmaline (Verdelite) (53.17 grams) (ex Rolando Gioia Collection)
Santa Rosa mine, Itambacuri, Minas Gerais, Brazil
5.7 x 3.6 x 0.8 cm
Azurite with Malachite and Cerussite (ex Willard Wulff Collection)
Indiana Mine (Homestake Mine), Silver Bell District, Silver Bell Mts, Pima County, Arizona
2.8 x 2.3 x 1.5 cm
"Rainbow" Andradite
Kohse Mine, Tenkawa village, Yoshino-gun, Nara Prefecture, Kinki Region, Honshu Island, Japan
0.5 x 0.4 x 0.4 cm
Cuprian Austinite with Conichalcite and Chrysocolla (ex Clay Williams Collection)
Middle Pit, Gold Hill Mine, Gold Hill, Gold Hill District, Deep Creek Mts, Tooele County, Utah
10.6 x 7.2 x 4.2 cm
Tetradymite (extremely rare specimen from the type locality!) (ex Josef Vajdak)
Zupkov (Schubkau), Zarnovica Co., Banska Bystrica Region, Slovakia (Type Locality)
5.0 x 3.7 x 2.5 cm
Malachite (chatoyant) (ex Rolando Gioia Collection)
Kasompi Mine, Kolwezi District, Katanga, Democratic Republic of the Congo
3.2 x 1.8 x 1.4 cm
Fluorapatite (intersting habit and color)
Sapo Mine, Ferruginha, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil
5.1 x 1.2 x 0.8 cm
Barite (rare locality specimen) (ex Kay Robertson Collection)
Teufelsgrund Mine, Belchen, Munstertal, Black Forest, Baden-Wurttemberg, Germany
10.0 x 5.7 x 3.7 cm
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