POST-TUCSON FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 29th, 2018

Ends Thursday, March 29th, 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, 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 stout, richly colored, 447 gram, doubly-terminated AQUAMARINE crystal from the Jaqueto Mine, Brazil
2. Newly mined specimen of multicolor OPAL in PETRIFIED WOOD from Indonesia
3. Classic red rhomb of RHODOCHROSITE on "needle" QUARTZ from the world famous Sweet Home Mine in Colorado
4. A hard to find matrix specimen of COPPER PSEUDOMORPHS after ARAGONITE on a sheet of COPPER from Bolivia
5. Rare, sharp, intense orange color of gemmy CLINOHUMITE from Tajikistan
6. An obscure and good quality golden CALCITE specimen from the Santa Fe Mine, near Hawkerville, Oklahoma
7. Classic, old, rich green color crystals of CHROME DIOPSIDE from Outokumpu, Finlad
8. Page 2 features plenty of minerals from the Kay Robertson collection
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Prehnite with Copper, Calcite, et al. (ex Kay Robertson Collection)
Centennial No. 2 Shaft, Centennial Mine, Centennial, Houghton County, Michigan
5.3 x 3.2 x 2.8 cm
Paracelsian (incredibly rare) (ex Kay Robertson Collection)
Benallt Mine, Rhiw, Llanfaelrhys, Lleyn Peninsula, Gwynedd, Wales, UK
1.2 x 0.4 x 0.2 cm
Chalcocite (old classic) (ex Kay Robertson Collection)
Camborne - Redruth - St Day District, Cornwall, England, UK
2.7 x 1.7 x 1.2 cm
Spessartine (new find)
Garnet Hill, Ely, Robinson District, White Pine County, Nevada
4.7 x 4.1 x 3.1 cm
"Radiating Quartz" (rare material) (ex Kay Robertson Collection)
Johannes Mine, Gopfersgrun, Wunsiedel, Fichtelgebirge, Franconia, Bavaria, Germany
8.6 x 5.6 x 4.3 cm
Bindheimite (rare classic) (ex Kay Robertson Collection)
Wadebridge District, Cornwall, England, UK
7.2 x 4.7 x 1.6 cm
Monazite-(Ce) with Magnetite and Adularia (ex Kay Robertson Collection)
Riggi, Lercheltini, Binntal, Wallis (Valais), Switzerland
6.2 x 5.3 x 1.3 cm
Kozulite (now Mangano-ferri-eckermannite) (ex Kay Robertson Collection)
Tanohata mine, Tanohata-mura, Shimohei-gun, Iwate Prefecture, Tohoku Region, Honshu Island, Japan (Type Locality)
3.2 x 2.9 x 1.7 cm
Stilbite (ex Kay Robertson Collection)
Prospect Park Quarry, Prospect Park, Passaic County, New Jersey
4.6 x 3.8 x 3.7 cm
Zircon (var: Cyrtolite) (ex Kay Robertson Collection)
Town of Bancroft, Dungannon Township, Hastings Co., Ontario, Canada
5.5 x 3.2 x 3.1 cm
Libethenite (rare locality specimen) (ex Kay Robertson Collection)
Chino Mine (Santa Rita Mine), Santa Rita, Santa Rita District, Grant County, New Mexico
4.6 x 3.9 x 0.5 cm
Aquamarine (thick doubly-terminated crystal) (447 grams)
Jaqueto Mine, Guaratinga, Bahia, Brazil
6.6 x 6.6 x 6.5 cm
Iridescent Calcite (ex Kay Robertson Collection)
Hildesheim, Lower Saxony, Germany
5.5 x 4.8 x 2.4 cm
Dolomite on Quartz with Chalcopyrite (ex Kay Robertson Collection)
Eupel Mine, Niederhovels, Wissen, Siegerland, Rhineland-Palatinate, Germany
7.6 x 6.2 x 2.3 cm
Marialite (Scapolite)
Santa Maria do Jetiba, Espirito Santo, Brazil
3.3 x 0.8 x 0.6 cm
Malachite and Brochantite coating Cuprite and Calcite (ex Kay Robertson Collection)
Copper Queen Mine, Bisbee, Warren District, Cochise County, Arizona
5.7 x 2.8 x 2.8 cm
Grossular Garnet with Vesuvianite
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
2.1 x 0.8 x 0.7 cm
Amethyst (GEM quality)
Jackson Crossroads, Jacksons Crossroads, Wilkes County, Georgia
2.2 x 1.7 x 1.4 cm
Hureaulite (ex Rolando Gioia Collection)
Jocao pegmatite (Cigana claim), Conselheiro Pena, Minas Gerais, Brazil
8.6 x 8.3 x 7.2 cm
Kinoite (rare) (ex Kay Robertson Collection)
Christmas Mine, Banner District, Dripping Spring Mts, Gila County, Arizona
6.2 x 5.1 x 3.2 cm
Orpiment (classic material)
El'brusskiy Arsenic mine, Elbrus Mt, Kabardino-Balkarian Republic, Northern Caucasus Region, Russia
4.4 x 4.0 x 2.0 cm
Volborthite (classic material) (ex Kay Robertson Collection)
Monument No. 1 Mine, Monument Valley, Navajo Indian Reservation, Navajo County, Arizona
6.8 x 5.1 x 2.3 cm
Linarite, Caledonite, et al. (ex Kay Robertson Collection)
Blue Bell Mine (Hard Luck Mine), Zzyzx (Fort Soda), Soda Mts, Silver Lake District, San Bernardino County, California
4.3 x 2.6 x 0.7 cm
Wavellite
Avant, Garland County, Arkansas
6.2 x 5.4 x 4.3 cm
Spessartine (gem floater)
Navegadora Mine, Penha do Norte, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil
1.4 x 1.1 x 0.7 cm
Rhodochrosite on Quartz
Sweet Home Mine, Mount Bross, Buckskin Gulch, Alma District, Park County, Colorado
4.1 x 2.2 x 2.1 cm
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