FINE MINERAL COLLECTION & INVENTORY LIQUIDATION AUCTION - Ends July 2, 2020

A great selection this week with plenty of attractive, choice, rare and unusual specimens.  We selections from new discoveries that we picked up at recent shows or direct from the source, plus we have plenty of pieces from newly acquired collections and plenty from Kay Robertson!  You might even find the occasional fossil, lapidary or gem item from time to time.   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!
  
 
Some of the highlights from this week’s auction include:
 
1. Beautiful and usual newly mine DIOPTASE from Rep. of Congo
2. Unique and eye-catching fluorescent BLOOD VESSEL OPAL from Mexico
3. Gemmy bi-colored TOURMALINE from Brazil
4. Attractive WULFENITE coated by QUARTZ from the Finch Mine in Arizona
5. CERUSSITE from a RARE German locality!      
6. EXCELLENT Peruvian ORPIMENT on GALENA!        
7. Rarities include VANDENBRANDEITE, CUPROSKLODOWSKITE, CALEDONITE and GRANDIDIERITE,
8. Plenty of cool US and European minerals and various rarities from the collection of Kay Robertson
 
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Pyrite
Potosi Department, Bolivia
4.6 x 2.0 x 1.7 cm
Winning Bid: $47
Spinel
Luc Yen, Yenbai Province, Vietnam
2.1 x 1.8 x 1.7 cm
Winning Bid: $35
Galena (ex Kay Robertson Collection)
Müsen, Hilchenbach, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
2.6 x 1.7 x 1.0 cm
Winning Bid: $20
Gypsum ("ram's horn") with Cinnabar
Lavrion Mining District, Lavreotiki, East Attica, Attica, Greece
12.3 x 4.8 x 4.3 cm
Winning Bid: $165
Hubnerite with Quartz and sulfides (ex Richard A. Kosnar Collection)
Sweet Home Mine, Mount Bross, Buckskin Gulch, Alma District, Park County, Colorado
7.3 x 5.7 x 1.7 cm
Winning Bid: $179
Amethystine Quartz (GEM quality crystal)
Purple Hope No. 4 claim, Green Ridge, King County, Washington
4.7 x 4.3 x 3.0 cm
Winning Bid: $110
Wulfenite with drusy Quartz (ex Gary Weaver Collection)
Finch Mine (Barking Spider Mine), Banner District, Gila County, Arizona
6.3 x 6.3 x 5.7 cm
Winning Bid: $85
Molybdenite on Pyrite (rare material)
Rico Mining District, Rico Mountains, Dolores County, Colorado
7.7 x 5.7 x 4.2 cm
Winning Bid: $129
Opal-AN (Hyalite Opal) ("Blood Vessel Opal") (fluorescent)
Étienne Mine, San Luis Potosí, Mexico
5.2 x 4.8 x 4.2 cm
Winning Bid: $180
Anatase
Taftan, Chagai District, Balochistan (Baluchistan), Pakistan
2.1 x 1.5 x 0.8 cm
Winning Bid: $20
Fluorite with Quartz
Sweet Home Mine, Mount Bross, Buckskin Gulch, Alma District, Park County, Colorado
5.9 x 5.4 x 3.3 cm
Winning Bid: $160
Epidote
Bendoukou, Sandare District, Kayes Region, Mali
13.8 x 7.9 x 7.7 cm
Winning Bid: $135
Rutile ("Sagenite" twins) on Limonite pseudomorph after Pyrite
Boiling Springs, Cleveland County, North Carolina
4.1 x 3.8 x 1.6 cm
Winning Bid: $210
Mimetite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
5.2 x 3.6 x 2.3 cm
Winning Bid: $226
Fluorite with Barite and Calcite (near "floater" specimen) (ex Kay Robertson Collection)
Erika Mine, Saulnhof, Stulln, Wolsendorf West District, Upper Palatinate, Bavaria, Germany
7.8 x 4.4 x 3.3 cm
Winning Bid: $244
Fluorapophyllite-(K) (classic material) (ex Kay Robertson Collection)
Marianska Skala (Marianska hora; Marienberg), Usti nad Labem District, Usti nad Labem Region, Czech Republic
6.1 x 4.1 x 2.0 cm
Winning Bid: $64
Adamite (large individual crystals) (ex Kay Robertson Collection)
Ojuela Mine, Mapimi, Durango, Mexico
3.4 x 2.9 x 1.2 cm
Winning Bid: $179
Cerussite (RARE locality specimen!) (ex Kay Robertson Collection)
Marienschacht Mine (Kuppel Mine), Wölsendorf, Schwarzach bei Nabburg, Schwandorf District, Upper Palatinate, Bavaria, Germany
3.4 x 2.7 x 1.7 cm
Winning Bid: $30
Epidote (unusual locality) (ex Kay Robertson Collection)
Sierra San Pedro Martir, Mun. de Ensenada, Baja California, Mexico
5.3 x 4.2 x 3.2 cm
Winning Bid: $310
Fluorapatite (ex Kay Robertson Collection)
Cerro de Mercado Mine, Victoria de Durango, Cerro de los Remedios, Mun. de Durango, Durango, Mexico
4.1 x 3.3 x 2.3 cm
Winning Bid: $46
Adamite (var: Cuprian) (rare locality specimen) (ex Kay Robertson Collection)
Mohawk Mine, Mohawk Hill, Clark Mountain District, Clark Mts, San Bernardino County, California
4.6 x 4.5 x 3.1 cm
Winning Bid: $92
Quartz with Hematite (classic material) (ex Kay Robertson Collection)
Cleator Moor, West Cumberland Iron Field, Cumbria, England
4.7 x 3.3 x 1.7 cm
Winning Bid: $64
Fluorite with Amazonite (ex Kay Robertson Collection)
Qui-Buc #5 Claim, near Florissant, Teller County, Colorado
4.2 x 2.5 x 2.4 cm
Winning Bid: $79
Calcite ("Paper Spar") (ex Kay Robertson Collection)
Yuma County, Arizona
7.5 x 4.7 x 2.4 cm
Winning Bid: $60
Malachite pseudomorph after Azurite (ex Kay Robertson Collection)
Concepcion del Oro, Concepcion del Oro Municipality, Zacatecas, Mexico
3.3 x 2.3 x 2.1 cm
Winning Bid: $46
Ilmenite in Serpentine (ex Kay Robertson Collection)
Snarum Parish, Buskerud, Norway
4.6 x 3.1 x 2.7 cm
Winning Bid: $45
Anatase
Cuiaba District, Gouveia, Minas Gerais, Brazil
2.7 x 0.8 x 0.8 cm
Winning Bid: $61
Rhodochrosite with Quartz
Zanett Tunnel, Grizzly Bear Mine, Ouray, Ouray County, Colorado
7.6 x 4.1 x 1.7 cm
Winning Bid: $205
Dioptase (unusual form) (2018 find)
Ntola Mine, Mindouli, Mindouli District, Pool Department, Republic of the Congo
7.8 x 7.3 x 5.0 cm
Winning Bid: $385