FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday August 23rd, 2018

Ends Thursday, August 23rd, 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. Beautiful, gemmy, multi-colored, etched and sharp cubic FLUORITE from the Minerva #1 Mine, Illinois
2. Rare locality specimen of pink TOURMALINE crystal group from Hyakule, Nepal
3. Classic three piece set of reddish-pink RHODOCHROSITE crystals from the Moose Mine in Colorado (ex Willard Wulff Collection)
4. A RARELY SEEN specimen of XENOTIME-(Y) ON HEMATITE and RUTILE MATRIX from Brazil (ex Rolando Gioia Collection)
5. An attractive specimen of CASSITERITE from Pakistan with an unusual and eye-catching crystal habit
6. Fine quality crystals of RIEBECKITE on Carlsbad-twinned MICROCLINE from Mt. Malosa, Malawi
7. A newly discovered specimen of golden CLINOZOISITE from Peru
8. Beautiful, doubly-terminated, beautiful green colored BRAZILIANITE on ALBITE from Brazil
9. Page 2 features assorted worldwide minerals (focusing on European localities) from the Kay Robertson Collection
Filter By

Fluorite (multi-color etched "phantom" crystals) (ex Ross Lille Collection)
Rosiclare Level, Minerva Mine #1, Ozark-Mahoning Group, Hardin County, Illinois
5.2 x 4.7 x 3.4 cm
Fluorapatite (fluorescent) with Albite and Muscovite
Dassu, Braldu Valley, Skardu District, Baltistan, Gilgit-Baltistan, Pakistan
6.8 x 4.8 x 2.2 cm
Brookite
Kharan, Baluchistan, Pakistan
3.4 x 3.2 x 0.7 cm
Tourmaline (rare locality) (16.57 grams)
Hyakule, Sankhuwasabha District, Kosi Zone, Nepal
3.6 x 1.5 x 1.3 cm
Uvite (Chrome/Vanadium bearing)
Mogok Township, Pyin-Oo-Lwin District, Mandalay Division, Burma
1.0 x 0.9 x 0.8 cm
Cassiterite (unusual habit)
Shengus, Haramosh Mts., Skardu District, Baltistan, Gilgit-Baltistan, Pakistan
6.5 x 4.7 x 3.6 cm
Adamite (Cuprian)
Ojuela Mine, Mapimi, Durango, Mexico
9.1 x 4.2 x 2.1 cm
Crocoite (classic material)
Red Lead Mine, Dundas mineral field, Zeehan district, Tasmania, Australia
7.8 x 0.6 x 0.4 cm
Euxenite-(Y) (rare locality specimen) (ex Rich Kosnar Collection)
Lower Surrey Quarry, 7 km from the summit of Trout Creek Pass, Buena Vista, Chaffee County, Colorado
5.0 x 3.0 x 1.4 cm
Rhodochrosite (3 piece set) (ex Willard Wulff Collection)
Moose Mine, Russel Gulch, Gilpin County, Colorado
1.2 x 0.7 x 0.4 cm to 0.8 x 0.7 x 0.5 cm
Spessartine (gem floater)
Navegadora Mine, Penha do Norte, Conselheiro Pena, Doce Valley, Minas Gerais, Brazil
1.4 x 1.2 x 1.2 cm
Clinozoisite (new find)
Pampa Blanca District, Castrovirreyna Province, Huancavelica Department, Peru
3.5 x 1.5 x 0.6 cm
Brazilianite (doubly-terminated) on Albite
Linopolis, Minas Gerais, Brazil
10.1 x 9.2 x 4.8 cm
Ilvaite (doubly-terminated) with Quartz (ex Dr. Stephen Smale Collection)
Huanggang Fe-Sn deposit (Huanggang Mine), Hexigten Banner (Keshiketeng Co.), Ulanhad League (Chifeng Prefecture), Inner Mongolia Autonomous Region, China
5.2 x 1.8 x 1.8 cm
Tourmaline (bi-color) (ex Rolando Gioia Collection) (6.33 grams)
Cruzeiro Mine, Sao Jose da Safira, Minas Gerais, Brazil
2.1 x 1.3 x 1.0 cm
Sphalerite ("Ruby Jack") (ex Willard Wulff Collection)
Joplin Field, Tri-State District, Jasper County, Missouri
4.2 x 3.9 x 1.8 cm
Scheelite with Muscovite
Pingwu Beryl Mine, Huya township, Mt Xuebaoding, Pingwu Co., Mianyang Prefecture, Sichuan Province, China
4.2 x 2.3 x 2.2 cm
Spessartine Garnet on Smoky Quartz
Wushan, Tongbei, Yunxiao, Zhangzhou Prefecture, Fujian, East Region, China
6.3 x 3.6 x 3.1 cm
Ruby Spinel (Twin)
Mogok Township, Pyin-Oo-Lwin District, Mandalay Division, Myanmar (Burma)
0.5 x 0.4 x 0.3 cm
Prehnite (good quality)
Prospect Park Quarry, Prospect Park, Passaic County, New Jersey
6.5 x 4.4 x 1.2 cm
Smoky Quartz with Albite
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
5.3 x 4.2 x 3.3 cm
Mendipite (rare)
Mendip Hills, Somerset, England, UK
8.2 x 5.3 x 4.3 cm
Fluorite on Quartz (ex Dr. Stephen Smale Collection)
Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
7.6 x 3.8 x 3.7 cm
Arsenopyrite with Cassiterite and Quartz
Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
2.7 x 2.3 x 1.8 cm
Chalcopyrite (?) with Quartz and Siderite (classic material) (ex Kay Robertson Collection)
Georg Mine, Willroth, Altenkirchen, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany
4.7 x 2.7 x 1.3 cm
Quartz pseudomorph after Calcite (ex Kay Robertson Collection)
Cacilia (Caecilia) Mine, Freiung, Stulln, Wolsendorf West District, Wolsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany
6.4 x 5.4 x 2.4 cm
Celestine (4 piece set) (ex Kay Robertson Collection)
Huntington, Madoc, Hastings County, Ontario, Canada
2.4 x 1.7 x 0.7 cm to 2.0 x 1.6 x 0.6 cm
Limonite pseudomorph after Pyrite(?) (ex Kay Robertson Collection)
Bensberg, Overath, Bergisches Land, North Rhine-Westphalia, Germany
1.9 x 1.8 x 1.7 cm
Mineral Auctions