FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday July 19th, 2018

Ends Thursday, July 19th, 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. Wonderful, historic, GEMMY multi-crystal group of AQUAMARINE from Brazil (ex Fred Pough Collection!!)
2. Fine quality, rich green colored, gemmy DEMANTOID GARNET crystals on matrix from Madagascar (ex Francesco Bedogné Collection)
3. Excellent LARGE CABINET display specimen of NATIVE COPPER with CUPRITE and MALACHITE from Bolivia
4. Attractive, uniquely etched purple cubic FLUORITE crystal group from the Elmwood Mine, Tennessee
5. Superb cyclic twinned CASSITERITE from Bolivia with a GEM QUALITY crystal!
6. Beautiful classic WULFENITE crystals on CALCITE from Tsumeb
7. Rare electric blue LINARITE on matrix from Mammoth-Saint Anthony, Tiger, Arizona!
8. Page 2 features assorted worldwide minerals (focusing on European localities) from the Kay Robertson Collection
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Pyromorphite (classic material) (ex Kay Robertson Collection)
Bunker Hill Mine, Kellogg, Coeur d'Alene District, Shoshone County, Idaho
3.8 x 3.6 x 3.0 cm
Garnet (ex Kay Robertson Collection)
Khyber Pass area, Afghanistan
4.3 x 3.1 x 2.0 cm
Vanadinite on Quartz with Mottramite (ex Kay Robertson Collection)
Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal County, Arizona
4.2 x 2.3 x 2.2 cm
Pyrite
Navajun, La Rioja, Spain
7.7 x 4.6 x 3.1 cm
Precious Opal (38.02 grams)
Opal Butte, Morrow County, Oregon
4.8 x 3.1 x 2.3 cm
Prehnite with Quartz (rare locality specimen) (ex Kay Robertson Collection)
Silica Bell Claim, Jones Lake Power Station, New Westminster Mining Division, British Columbia, Canada
5.3 x 4.0 x 3.1 cm
Fluorite with Pyrite and Arsenopyrite
Yaogangxian Mine, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
3.0 x 2.1 x 2.0 cm
Fluorite (color change tetrahexahedral crystals) (ex Kay Robertson Collection)
Jaimina Mine, Carrales, Obdulia vein, Caravia District, Caravia mining area, Asturias, Spain
5.7 x 5.2 x 2.3 cm
Tourmaline (multicolor) with Albite (ex Kay Robertson Collection)
Stak Nala, Skardu Road, Haramosh Mts., Gilgit, Northern Areas, Pakistan
4.3 x 4.2 x 4.0 cm
Copper ("spinel twin")
Chino Mine, Santa Rita, Grant County, New Mexico
3.5 x 0.8 x 0.7 cm
Calcite (pseudo-pyritohedral)
Shizhuyuan Mine, Chenzhou Prefecture, Hunan Province, China
6.1 x 5.9 x 2.3 cm
Fluorite (unique etched crystals)
Elmwood Mine, Smith County, Tennessee
6.7 x 5.7 x 5.2 cm
Mineral Auctions