FINE MINERAL COLLECTION & INVENTORY LIQUIDATION AUCTION - Ends March 12, 2020

1. Classic old GERMAN PROUSTITE specimen (ex - Harvard University Collection)
2. Unique DOLOMITE cast after CALCITE with COPPER pseudomorphing to MALACHITE from Tsumeb 
3. Gemmy "Alien Eye"-esque FLUORITE crystals from the Okorusu Mine, Namibia
4.  Hard to find locality specimens like a DEVILLINE from Greece and a CLINOHUMITE from Spain!                     
5. Attractive RARE "Faden" CALCITE specimen from the Boldut Mine, Romania
6. Wonderful old classic ANGLESITE from Tsumeb
7. Rarities include GRATONITE, PHARMACOSIDERITE pseudo after COBALTITE and TUNGSTITE
8. Plenty of cool US and European minerals and various rarities from the collection of Kay Robertson
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Fluorite coated by Quartz (ex Kay Robertson Collection)
200 m Level, Marienschacht Mine (Kuppel Mine), Wolsendorf, Schwarzach bei Nabburg, Wölsendorf East District, Wölsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany
7.3 x 4.5 x 2.3 cm
Winning Bid: $10
Spinel (var: Pleonaste) (very rare locality specimen) (ex Kay Robertson Collection)
Toal della Ricoletta (Toal della Fassaite), Monzoni Mountains, Trento Province (Trentino), Trentino-Alto Adige, Italy
5.9 x 3.1 x 2.9 cm
Winning Bid: $10
Hematite (classic material) (ex Kay Robertson Collection)
Rio Marina, Elba Island, Livorno Province, Tuscany, Italy
2.5 x 1.9 x 1.7 cm
Winning Bid: $30
Malachite (ex Kay Robertson Collection)
Bisbee, Cochise County, Arizona
4.3 x 2.1 x 2.0 cm
Winning Bid: $37
K-Feldspar (var: Adularia) with pink Titanite (ex Kay Robertson Collection)
Val di Prato, Ticino, Switzerland
4.0 x 2.9 x 2.7 cm
Winning Bid: $22
Gratonite (incredibly rare MATRIX specimen!) (ex Kay Robertson Collection)
Cerro de Pasco, Pasco province, Pasco, Peru (Type Locality)
5.0 x 3.1 x 1.7 cm
Winning Bid: $108
Datolite (old classic) (ex Kay Robertson Collection)
St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany
6.8 x 4.8 x 2.4 cm
Winning Bid: $30
Anatase (doubly-terminated) with Albite
Taftan, Chagai District, Balochistan (Baluchistan), Pakistan
7.3 x 5.4 x 3.6 cm
Winning Bid: $101
Titanite (twin) (ex Tom Campbell Collection)
Campo do Boa Mine, Capelinha, Jequitinhonha Valley, Minas Gerais, Brazil
3.7 x 1.2 x 0.7 cm
Winning Bid: $77
Aragonite
La Pesquera, Cuenca, Castile-La Mancha, Spain
3.0 x 2.9 x 0.7 cm
Winning Bid: $20
Spessartine (recent find)
Garnet Hill, Ely, Robinson District, White Pine County, Nevada
4.9 x 3.0 x 1.2 cm
Winning Bid: $15
Chalcopyrite (iridescent)
Reynolds County, Missouri
14.2 x 9.3 x 5.7 cm
Winning Bid: $51
Schorl Tourmaline (ex Kay Robertson Collection)
Hoerlbach near Lam, Bayrischer Wald, Bavaria, Germany
3.2 x 2.8 x 2.8 cm
Winning Bid: $15
Calcite (classic material)
Irai, Rio Grande do Sul, Brazil
5.7 x 3.2 x 3.1 cm
Winning Bid: $30
Calcite (hard to find locality specimen!) (ex Kay Robertson Collection)
Glückauf Shaft, Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Saxony, Germany
5.2 x 4.6 x 2.7 cm
Winning Bid: $82