NEW YEAR'S FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday January 4, 2018

Ends Thursday, January 4, 2018
at 6:30 PM (Central Time Zone)

ATTENTION: Please note that this auction will run for a longer period of time than normal as we didn't want it to interfere with Christmas or New Year's. This auction will be combined with the auction that closed on December 21st into one billing cycle, and will start to ship after January 4th.

This set is filled with special pieces from old and rare localities, new gem finds, and old collections all mixed together as we process and liquidate at auction many fine mineral collections. Enjoy! Look for incredibly rare old pieces from the Kay Robertson collection each week, mixed with other old classics and new mineral discoveries!


Some of the highlights from this week's auction include:

1. Superb Jonas Mine RUBELLITE TOURMALINE
2. Fine old Morenci AZURITE
3. Large POWELLITE
4. Classic and rarities from the Kay Robertson Collection
5. Old large classic MANGANITE from Ilfeld
6. Selection of TOURMALINES from the S. Schwarzinger Collection
7. Rich old NAGYAGITE from the Type Locality
8. EMERALD from a NEW FIND
9. Excellent RHODOCHROSITES
Filter By

Spinel-twinned Gold xls
Icabaru, Bolivar, Venezuela
1.5 x 0.8 x 0.2 cm
Benitoite incl. w/ Crossite (Amphibole)
Dallas Gem Mine, San Benito Co., California
1.5 x 1.2 x 0.5 cm (Largest of 3)
Malachite ps. After Azurite
Milpillas Mine, Cuitaca, Sonora, Mexico
3.5 x 2.5 x 2.0 cm
Quartz and Hematite "iron roses" (Dr. B. Phillips Coll.)
Lechang Mine, Shaoguan Prefecture, Guangdong Province, China
20.0 x 18.1 x 11.3 cm
Fluorite (fluorescent) & Quartz (old) Trimingham Coll.
Mahoning Mine, Cave-in-Rock, Hardin Co., Illinois
20.6 x 14.8 x 8.0 cm
Large DT Powellite (fluorescent)
Jalgaon District, Maharashtra, India
7.3 x 5.0 x 4.3 cm
Primary Malachite
Milpillas Mine, Cuitaca, Sonora, Mexico
10.3 x 6.8 x 2.5 cm
Baryte (classic Colorado)
Hartsel, Park County, Colorado
6.5 x 5.1 x 3.2 cm
Azurite & Chrysocolla (OLD Utah - rare combo) Robertson Coll.
Mammoth Mine, Mammoth, Tintic District, Juab Co., Utah
6.2 x 5.8 x 4.4 cm
Floater gemmy Spessartine (29 grams)
Nani Hill, Loliondo, Ngorongoro dist., Arusha Region, Tanzania
2.9 x 2.7 x 2.7 cm
Copper w/ Epidote (classic locale)
Central Mine, Keweenaw Co., Michigan
7.5 x 7.3 x 1.7 cm
Superb Rubellite Tourmaline on Cleavelandite (1978 find)
Jonas Mine, Conselheiro Pena, Minas Gerais, Brazil
5.4 x 3.8 x 3.8 cm
Yecoraite (Rare - Type Locality) & Tetradymite (Vajdak Coll.)
San Martin de Porres Mine, Yecora, Sonora, Mexico
2.6 x 2.6 x 2.2 cm (box)
Rhodochrosite & Quartz (famous 1980 find) Robertson Coll.
Huallypon Mine, Pasto Bueno, Ancash Department, Peru
5.0 x 3.8 x 3.0 cm
Hematite ps. Marcasite (Whitmore Coll.)
White Desert, Farafra Oasis, New Valley Governorate, Egypt
7.2 x 5.0 x 4.2 cm
Indicolite Tourmaline w/ Cleavelandite & Lepidolite (S. Schwarzinger Coll.)
Paprok, Kamdesh District, Nuristan Province, Afghanistan
5.3 x 4.3 x 3.3 cm
Rhodochrosite, Tetrahedrite & Quartz
Sweet Home Mine, Alma, Park Co., Colorado
5.0 x 4.5 x 2.4 cm
Vivianite w/ Quartz & Pyrite
Jocao pegmatite (Cigana claim), Conselheiro Pena, Minas Gerais, Brazil
10.3 x 8.8 x 5.7 cm
Mineral Auctions