FINE MINERAL COLLECTION & INVENTORY LIQUIDATION AUCTION - Ends April 23, 2020

A great selection this week with plenty of attractive, good quality, rare and unusual specimens.  Look for new discoveries that we picked up at recent shows or direct from the source, plus we have plenty of pieces from the newly acquired Gary Weaver collection, plus dealers' inventories, and plenty from Kay Robertson!  You might even find the occasional fossil, lapidary or gem item in the mix.   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 matrix bi-color SAPPHIRE crystals on matrix from Madagascar
2. Wonderful new "BLOOD VESSEL OPAL" specimen from Mexico
3. Excellent rare matrix specimen of STEPHANITE from Mexico
4. Gorgeous glowing orange EOSPHORITE on matrix from Pakistan
5. Doubly-terminated gemmy KUNZITE crystal from Afghanistan
6. Classic RHODOCHROISTE from the Eagle Mine, Colorado
7. Rarities include PEZZOTTAITE, SPANGOLITE, MARSHITE, MAKATITE with TUPERSSUATSIAITE, BERTHIERITE and PARISISTE-(Ce)
8. Plenty of cool US and European minerals and various rarities from the collection of Kay Robertson
 
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Tourmaline
Pech, Kunar, Afghanistan
3.13 ct; 9.20 mm x 7.50 mm
Winning Bid: $111
Axinite
Khapalu (Khaplu), Ganache District, Gilgit-Baltistan, Pakistan
3.32 ct; 9.70 x 8.4 mm
Winning Bid: $60
Smithsonite (Cadmium-bearing) (rare)
Masua Mine, Sardinia, Italy
2.79 ct; 12.20 x 5.90 mm
Winning Bid: $35
Barite (rare locality specimen) (ex Kay Robertson Collection)
Freiberg, Mittelsachsen, Saxony, Germany
7.7 x 5.6 x 3.8 cm
Winning Bid: $84
Vanadinite (odd crystal habit) (ex Kay Robertson Collection)
Old Yuma Mine, Saguaro National Monument, Amole Mining District, Tucson Mountains, Pima County, Arizona
3.4 x 2.1 x 1.8 cm
Winning Bid: $40
Bipyramidal Quartz on Hematite
Frizington, Cumberland, England
3.2 x 3.1 x 1.6 cm
Winning Bid: $110
Drusy Quartz pseudomorphs after Calcite with Fluorite (ex Kay Robertson Collection)
Lissenthan, Nabburg, Schwandorf District, Upper Palatinate, Bavaria, Germany
9.3 x 7.2 x 4.6 cm
Winning Bid: $28
Malachite pseudomorph after Azurite (ex Kay Robertson Collection)
Tiger, Mammoth District, Pinal County, Arizona
3.8 x 2.7 x 2.7 cm
Winning Bid: $110
Tetrahedrite (rare locality specimen) (ex Kay Robertson Collection)
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
4.2 x 3.7 x 3.6 cm
Winning Bid: $45
Tremolite on Chalcopyrite (rare locality specimen) (ex Kay Robertson Collection)
Henderson Mine (Canada Talc Mine), Huntingdon Township, Madoc Area, Hastings County, Ontario, Canada
7.3 x 3.1 x 2.8 cm
Winning Bid: $10
Polychrome Tourmaline (ex Kay Robertson Collection) (old handwritten label)
San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy
3.6 x 3.2 x 2.8 cm
Winning Bid: $65
Powellite on Atacamite (ex Kay Robertson Collection)
Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta, Chile
2.8 x 2.1 x 1.9 cm
Winning Bid: $60
Fluorite (very gemmy crystals) (ex Kay Robertson Collection)
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
3.6 x 2.8 x 2.1 cm
Winning Bid: $50
Marshite (very rare and fine) (ex Kay Robertson Collection)
Broken Hill Proprietary Mine (Proprietary Mine), Broken Hill, Broken Hill district, Yancowinna Co., New South Wales, Australia (Type Locality)
4.9 x 3.3 x 2.1 cm
Winning Bid: $199
Cuprite (good thumbnail) (ex Kay Robertson Collection)
Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta, Chile
1.2 x 0.8 x 0.7 cm
Winning Bid: $63
Schorl Tourmaline (ex Kay Robertson Collection)
Santa Anna, Sonora, Mexico
6.7 x 4.7 x 2.9 cm
Winning Bid: $21
Sapphire (bi-color crystals) on matrix
Amboarohy, Ihosy District, Fianarantsoa Province, Madagascar
6.8 x 4.8 x 4.6 cm
Winning Bid: $165
Pezzottaite (very rare)
Sakavalana, near Ambatovita, Mandrosonoro area, Fianarantsoa Province, Madagascar (Type Locality)
1.3 x 1.0 x 0.5 cm
Winning Bid: $104
Pink Chalcedony
South of Deming, Luna County, New Mexico
5.1 x 5.0 x 4.8 cm
Winning Bid: $186
Fluorite (multi-color "phantom" crystals)
Okorusu Mine (Okarusu Mine), Otjiwarongo District, Otjozondjupa Region, Namibia
8.4 x 7.3 x 4.3 cm
Winning Bid: $290
Colemanite with Calcite (classic material) (ex David Burgess Collection)
U.S. Borax open pit, U.S. Borax Mine, Kramer Borate deposit, Boron, Kern County, California
11.3 x 8.8 x 6.7 cm
Winning Bid: $210
Rutile (classic material)
Graves Mountain, Lincoln County, Georgia
6.0 x 3.8 x 3.5 cm
Winning Bid: $104
Berthierite (rare) (ex David Burgess Collection)
Herja Mine, Chiuzbaia, Baia Mare, Maramureș, Romania
6.0 x 5.8 x 4.3 cm
Winning Bid: $91
Spangolite (collected by Fred Pough and Mark Bandy in 1959)
Mex-Tex Mine, Bingham, Hansonburg District, Socorro County, New Mexico
3.4 x 2.7 x 2.6 cm
Winning Bid: $30
Kunzite (doubly-terminated crystal) (118.56 grams)
Nuristan, Afghanistan
9.6 x 2.3 x 1.8 cm
Winning Bid: $260
Cassiterite on Quartz (ex Kay Robertson Collection)
Oakleigh Creek mine (Mt Pelion wolfram mine), Upper Forth Valley, Meander Valley municipality, Tasmania, Australia
4.7 x 3.0 x 2.5 cm
Winning Bid: $187
Opal-AN (Hyalite Opal) ("Blood Vessel Opal")
Étienne Mine, San Luis Potosí, Mexico
6.7 x 6.2 x 2.9 cm
Winning Bid: $164
Sugilite (rare)
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa
3.0 x 2.1 x 1.6 cm
Winning Bid: $320
Green Quartz (var: Chalcedony) ("Grape" Chalcedony)
Mamuju area, Sulawesi Barat Province, Sulawesi, Indonesia
4.0 x 2.8 x 2.3 cm
Winning Bid: $237