POST-DENVER MINERAL COLLECTION AUCTIONS (set 1 of 2) featuring OLD CLASSICS, GEM CRYSTALS and RARE SPECIES - ends Thursday Sept 27, 2018

ends Thursday Sept 27, 2018
at 6:30 PM (Central Time Zone)

A selection of specimens in this week's auctions with a mix of gem crystals, classics over 100 years old, contemporary beauties and rare species ! We are continuing to process material from the wonderful old mineral collections of Kay Robertson along with fine minerals from numerous other collections and purchases including 1980s-90s specimens from the Ted Bartels and Barratt Phillips Collections. Lots of rare mineral specimens here that are hard to find at ANY price, let alone at auction!


Some of the highlights from this week's include:

1. Superb carved heart-shaped gem TOURMALINE, 1980s CALIFORNIA
2. Mont St-Hilaire specimens from the Charlie Key Collection
3. gem KUNZITE from a NEW FIND
4. a SIGNIFICANT USA HEULANDITE FROM NEW JERSEY, ex. Steve Smale
5. Selection of specimens from the Ted Bartels, Kay Robertson and other collections
6. Minerals and fossils from the Dr. Barratt Phillips Collection including many unique oddities!
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Fluorite (fluorescent) w/ Dolomite (Robertson Coll.)
Cacilia Mine, Freiung, Wolsendorf Fluorite mining District, Bavaria, Germany
9.5 x 9.0 x 3.8 cm
Spinel octahedron (classic locale) Robertson Coll.
Parker Mine, Notre-Dame-du-Laus, Quebec, Canada
2.1 x 2.0 x 1.8 cm
Pyrite coated w/ Chalcocite (rare New Mexico find)
Chino Mine (Santa Rita Mine), Santa Rita, Grant Co., New Mexico
2.6 x 1.9 x 1.8 cm
Superb Amethyst color - Canada!
Crown Jewel Mine, Thunder Bay, Ontario, Canada
4.0 x 3.9 x 3.1 cm
Iridescent Pyrite w/ Calcite & Dolomite (Dr. B. Phillips Coll.)
Sweetwater Mine, Viburnum Trend, Reynolds Co., Missouri
13.9 x 10.5 x 8.2 cm
Primary Malachite
Milpillas Mine, Cuitaca, Sonora, Mexico
7.3 x 3.6 x 2.5 cm
Chabazite & Calcite (classic locale) Dr. B. Phillips Coll.
Upper New Street Quarry, Paterson, Passaic Co., New Jersey
6.0 x 5.5 x 3.8 cm
Pyrite (Texas!) Dr. B. Phillips Coll.
Martin Marietta quarry (TXI Cement quarry), Midlothian, Ellis Co., Texas
10.5 x 8.5 x 8.0 cm
Smithsonite & Hemimorphite
Skorpion Mine, Rosh Pinah, Luderitz District, Karas Region, Namibia
6.6 x 4.5 x 3.4 cm
Cerussite (fluorescent) & Baryte on Galena
Mibladen, Midelt Province, Draa-Tafilalet Region, Morocco
11.3 x 10.5 x 5.0 cm
Fluorite (fluorescent) w/ Baryte (New Find)
Volcano Vein, San Diego Mine, Chihuahua, Mexico
5.5 x 4.5 x 3.1 cm
Gem Catapleiite w/ Aegirine (Charlie Key Coll.)
Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada
1.0 x 0.7 x 0.3 cm
Azurite rosettes (Ted Bartels Coll.)
Nevada lode, La Sal, San Juan Co., Utah
4.5 x 2.8 x 2.1 cm
Sharp Analcime xl (Charlie Key Coll)
Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada
1.8 x 1.6 x 1.4 cm
Chalcedony ps. After fossil sponge (2016 find)
Bu Craa, Laayoune Province, Laayoune-Sakia El Hamra Region, Morocco
4.6 x 4.2 x 2.8 cm
Villiaumite gem XL (Charlie Key Coll.)
Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada
0.8 x 0.8 x 0.3 cm
doubly-terminated floater, Kunzite (New Find)
Mawi pegmatite, Nuristan Province, Afghanistan
8.4 x 4.4 x 2.0 cm
Quartz, Rhodochrosite & Tetrahedrite
Sweet Home Mine, Alma, Park Co., Colorado
4.1 x 3.5 x 2.5 cm
Smithsonite w/ Fluorite & Anglesite (rare combo - classic old Ireland locale)
Sheshodonnell East Mine, The Burren, Co. Clare, Ireland
3.3 x 2.9 x 2.4 cm
Rhodochrosite twinned crystal (Charlie Key Coll.)
Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada
1.3 x 1.0 x 0.2 cm
Calcite "pineapple" (2 generations) Hay & Murphy Coll.
7th Level, Southwest Mine, Bisbee, Cochise Co., Arizona
4.8 x 3.8 x 3.0 cm
Rhodochrosite & Smoky Quartz (rare combo) Ted Bartels Coll.
Kounrad Massif, Balqash, Karaganda, Kazakhstan
4.5 x 3.4 x 2.2 cm
Pyrite (classic locale) Zerfass Coll.
Rio Marina, Elba Island, Livorno Province, Tuscany, Italy
9.4 x 7.1 x 5.7 cm
Superb heart-shaped gem Tourmaline carving (62.81 carats)
Himalaya Mine, San Diego Co., California
2.5 x 2.5 x 1.4 cm
Plumbogummite w/ Pyromorphite on Quartz
Yangshuo Mine, Guilin Prefect., Guangxi Zhuang A.R., China
6.2 x 3.5 x 1.5 cm
Mineral Auctions