We have a great selection of material including rare mineral species, unusual pieces, gem crystals, classics and display specimens from many mineral collections. 

2. Unique Neudorf GALENA & CALCITE

3. Classic and rare RHODOCHROSITES from the Logan Collection

4. J. Old Connecticut MALACHITE, from the 1800s !
5. Classics and rarities from the Kay Robertson Collection

6. Fine Seriphos QUARTZ "prase"
7. very Large and rich, museum sized  SUGILITE

8. NAMIBIAN specimens from the Shields Flynn Collection
Large Azurite w/ electric-blue xls
Liufengshan Mine, Guichi District, Chizhou, Anhui, China
14.5 x 8.7 x 7.0 cm
Winning Bidder: mtrauch
Rhodochrosite w/ Silver & Pyrargryite (RARE combo) Logan Coll.
Uchucchacua Mine, Oyon Province, Lima Department, Peru
8.3 x 8.0 x 5.5 cm
Winning Bidder: frank*gold
Scorodite (old classic) Kay Robertson Coll.
Cornwall, England
2.8 x 2.4 x 1.8 cm
Winning Bidder: weloganites
Dyscrasite, Argentopyrite & Calcite (old classic) Robertson Coll.
St Andreasberg District, Lower Saxony, Germany
6.4 x 4.3 x 3.5 cm
Winning Bidder: weloganites
Topaz, Schorl & Goethite ps. Hematite (RARE) Charlie Key
Erongo Mountains, Karibib, Erongo Region, Namibia
8.5 x 6.7 x 6.3 cm
Winning Bidder: ramanguy
Calcite (3 generations) on Quartz (classic locale)
Cavnic, Maramures, Romania
10.8 x 10.3 x 3.9 cm
Winning Bidder: escalade1602
Aragonite (2 generations) w/ Sulfur (old classic)
Agrigento Province, Sicily, Italy
17.0 x 15.1 x 9.1 cm
Winning Bidder: mtrauch
Lepidolite w/ Muscovite "window"
Aracuai, Minas Gerais, Brazil
6.4 x 4.1 x 0.6 cm
Winning Bidder: clmeyer
Botryoidal "grape" Amethyst
Mamuju area, Sulawesi Barat Province, Sulawesi, Indonesia
5.4 x 4.0 x 2.5 cm
Winning Bidder: mtrauch
Staurolite (classic "cross" twin)
Keivy Mountains, Murmansk Oblast, Russia
5.1 x 4.0 x 1.8 cm
Winning Bidder: dliebson
Tennantite (Shields Flynn Coll.)
Tsumeb Mine, Tsumeb, Namibia
3.8 x 3.5 x 2.8 cm
Winning Bidder: stonecold
Makatite (rare silicate) Shields Flynn Coll.
Aris Quarries, Aris, Windhoek, Khomas Region, Namibia
2.6 x 2.0 x 1.4 cm
Winning Bidder: tblackwood1
Quartz incl. w/ Actinolite "prase"
Serifos Island, Cyclade Islands, Kyklades Prefecture, Aegean Islands, Greece
8.3 x 5.0 x 2.8 cm
Winning Bidder: mtrauch
Galena & Calcite & Calcite casted after Galena (rare old classic)
Neudorf, Harz, Saxony-Anhalt, Germany
8.6 x 6.8 x 6.5 cm
Winning Bidder: saxony
Proustite, Pyrargyrite, Argentopyrite & Arsenic (Robertson Coll.)
St Andreasberg District, Lower Saxony, Germany
6.7 x 5.3 x 3.8 cm
Winning Bidder: frank*gold
Boracite (large xl - RARE locale) Robertson Coll.
Friedrichshall Potash works, Sehnde, Hanover, Lower Saxony, Germany
0.9 x 0.8 x 0.8 cm
Winning Bidder: tblackwood1
Quartz, Calcite, Chalcopyrite & Sphalerite
Cavnic, Maramures, Romania
6.2 x 5.4 x 2.8 cm
Winning Bidder: escalade1602
Chatoyant Malachite (rare style - illustrated) Shields Flynn Coll.
Tsumeb Mine, Tsumeb, Namibia
7.8 x 5.3 x 4.0 cm
Winning Bidder: forrestcarithers
Smithsonite & Galena (Luis Leite & Shields Flynn Coll.)
Tsumeb Mine, Tsumeb, Namibia
6.2 x 5.2 x 3.8 cm
Winning Bidder: mineral
Nepouite (Mixite) rare island location!
New Caledonia, France
5.9 x 5.0 x 4.0 cm
Winning Bidder: lotusman
Unusual gemmy Cerussite xl (Shields Flynn Coll.)
Tsumeb Mine, Tsumeb, Namibia
6.2 x 1.3 x 0.7 cm
Winning Bidder: paulcon
Natrolite (rare locale) Kay Robertson Coll.
Rauschermuhle Quarry, Niederkirchen, Rhineland-Palatinate, Germany
3.9 x 2.9 x 2.1 cm
Winning Bidder: lawkivi
Cobaltoan Calcite (vivid color)
Agoudal Mines, Bou Azzer District, Tazenakht, Draa-Tafilalet, Morocco
11.0 x 8.7 x 6.5 cm
Winning Bidder: rocky10
Adamite (fluorescent)
Mina Ojuela, Mapimi, Durango, Mexico
6.5 x 4.8 x 4.2 cm
Winning Bidder:
Cassiterite twinned xls on Muscovite (fine!)
Mt Xuebaoding, Pingwu Co., Mianyang, Sichuan, China
8.2 x 7.9 x 4.4 cm
Winning Bidder: mineraliver
Large Pyromorphite (1995 finds) Sanabria Coll.
Resuperferolitica Mine, Minas Viejas, Santa Eufemia, Cordoba, Andalusia, Spain
14.8 x 11.3 x 6.0 cm
Winning Bidder: jlk
Calcite on Quartz (Tom Wolfe Coll.)
320 Level, Valenciana Mine, Guanajuato, Guanajuato, Mexico
6.5 x 5.5 x 3.8 cm
Winning Bidder: mtrauch
Malachite, Baryte & Quartz (old Connecticut, 1800's!)
Cheshire, New Haven Co., Connecticut
13.3 x 7.5 x 7.1 cm
Winning Bidder: pancho
Natrolite, Stilbite & Heulandite (2016 find)
Nashik District, Maharashtra, India
9.8 x 5.5 x 4.8 cm
Winning Bidder: mtrauch
Molybdenite (classic locale)
Kingsgate, Gough Co., New South Wales, Australia
7.5 x 4.6 x 3.3 cm
Winning Bidder: frank*gold