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

Ends Thursday, February 21st, 2019
at 6:45 PM (Central Time Zone)


It's the final week of the Tucson Show, and 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 recent shows / discoveries 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 the newly acquired collection of David Burgess along with Brian Lloyd, Rolando Gioia, Charlie Key, Dr. Stephen Smale, Geary Murdock 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. Classic emerald green DIOPTASE from Tsumeb
2. Beautifully crystallized GOLD specimen from the Piolho claim in Brazil
3. Rare "Star of David" twinned SPINEL crystal from Myanmar
4. Fine cabinet sized BORNITE with QUARTZ and PYRITE from Butte, Montana
5. Attractive doubly-terminated "floater" group of TOURMALINE from Brazil (ex Rolando Gioia Collection)
6. Old classic LANGITE specimen from Slovakia
7. Cool GEMMY green TALC from Vermont
8. Page 2 features assorted worldwide minerals (focusing on European and North American localities) from the Kay Robertson Collection
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Cassiterite with Topaz (2017 find)
Shengus, Haramosh Mts., Skardu District, Baltistan, Gilgit-Baltistan, Pakistan
3.2 x 2.7 x 1.6 cm
Stilbite (collected by Rich Kosnar - 1969)
Snake Hill (Laurel Hill), Secaucus, Hudson County, New Jersey
7.2 x 5.3 x 3.8 cm
Adamite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
8.7 x 7.6 x 1.7 cm
Quartz with Pyrite inclusions (ex David Burgess Collection)
Sao Jose da Safira, Minas Gerais, Brazil
5.7 x 3.7 x 3.2 cm
Vesuvianite (Manganoan) (ex Charlie Key Collection)
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
2.6 x 1.6 x 1.6 cm
Topaz (ex David Burgess Collection)
Katlang, Mardan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan
4.8 x 3.7 x 2.3 cm
Ruby (4 crystal set) (4.75 carats)
Luc Yen, Yenbai Province, Vietnam
from 1.0 x 0.6 x 0.3 cm to 0.7 x 0.3 x 0.3 cm
Augelite with Malachite (?) (rare association)
Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
12.3 x 6.3 x 3.0 cm
Chrysoberyl (sixling twin) (2013 find)
Ambatondrazaka District, Alaotra-Mangoro Region, Toamasina Province (Tamatave), Madagascar
2.0 x 1.7 x 0.8 cm
Smoky Quartz, Quartz and Amethyst
Krystal Tips Mine, Hallelujah Junction, Petersen Mountain, Washoe County, Nevada
3.3 x 3.0 x 2.3 cm
Shattuckite (excellent quality)
Tantara Mine, Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaire)
2.3 x 2.1 x 1.3 cm
Talc (beautiful color) (ex David Burgess Collection)
Argonaut Mine (Argonaut Talc Mine), Ludlow, Windsor County, Vermont
7.2 x 2.8 x 1.6 cm
"Star" Muscovite (ex David Burgess Collection)
Jenipapo Mine, Itinga, Jequitinhonha valley, Minas Gerais, Brazil
14.1 x 8.0 x 7.2 cm
Zircon (ex David Burgess Collection)
Astor Valley, Astore District, Gilgit-Baltistan, Pakistan
5.3 x 3.8 x 3.7 cm
Rose Quartz
Sapucaia mine, Galileia, Minas Gerais, Brazil
4.7 x 3.7 x 1.2 cm
Fluorite on Arsenopyrite
Yaogangxian Mine, Hunan Province, China
2.4 x 2.3 x 1.7 cm
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
4.0 x 2.9 x 1.7 cm
Tourmaline (doubly-terminated multicolor crystal)
Stak Nala, Skardu Road, Haramosh Mts., Gilgit, Northern Areas, Pakistan
3.0 x 0.7 x 0.7 cm
Spessartine (recent find)
Garnet Hill, Ely, Robinson District, White Pine County, Nevada
4.7 x 3.7 x 2.5 cm
Azurite with Cerussite (ex Willard Wulff Collection)
Indiana Mine (Homestake Mine), Silver Bell District, Silver Bell Mts, Pima County, Arizona
3.4 x 2.1 x 1.3 cm
Mimetite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
4.3 x 3.3 x 2.8 cm
Calcite on Muscovite with Rutile (ex Kay Robertson Collection)
Rist Mine, Hiddenite, Alexander County, North Carolina
9.8 x 5.3 x 4.7 cm
Mixite replacing Cafarsite (rare material)
Wannigletscher / Scherbadung (Monte Cervandone), Kriegalp Valley, Binn Valley, Wallis (Valais), Switzerland (Type Locality for Cafarsite)
4.5 x 3.8 x 3.5 cm
Mimetite (old classic) (ex Kay Robertson Collection)
Haus Baden Mine, Sehringen, Badenweiler Pb mining district, Badenweiler, Black Forest, Baden-Wurttemberg, Germany
8.3 x 6.2 x 4.9 cm
Malachite pseudomorphs after Azurite (ex Kay Robertson Collection)
Bisbee, Warren District, Mule Mts, Cochise County, Arizona
3.7 x 3.1 x 2.1 cm
Tantalite-(Mn) (GEM crystal) (ex Kay Robertson Collection)
Alto Ligonha District, Zambezia Province, Mozambique
0.5 x 0.4 x 0.1 cm
Fluorite (deep purple color) (ex Kay Robertson Collection)
Marienschacht Mine (Kuppel Mine), Wolsendorf, Schwarzach bei Nabburg, Wolsendorf East District, Upper Palatinate, Bavaria, Germany
5.8 x 3.4 x 1.4 cm
Cassiterite (good quality crystals) on Muscovite (ex Kay Robertson Collection)
Tenkergin Mine, Iul'tinskiy Mining Complex, Chukotka Autonomous Okrug, Russia
4.7 x 2.7 x 1.3 cm
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