- KRF-35
- Vanadinite ps. Wulfenite
- Finch Mine (Barking Spider Mine), Keystone Gulch, Dripping Spring Mts, Gila Co., Arizona, USA
- Small Cabinet
- 8.7 x 4.2 x 4.2 cm
SOLD
- KRF-34
- Smithsonite
- Kelly Mine, Magdalena, Magdalena District, Socorro Co., New Mexico, USA
- Small Cabinet
- 5.8 x 5.2 x 3.4 cm
SOLD
- KRF-33
- Jamesonite in Calcite
- Ratssteinbruch, Hartmannsdorf, Chemnitz, Saxony, Germany
- Cabinet
- 10.3 x 7.1 x 2.3 cm
SOLD
- KRF-31
- Cassiterite with Fluorite and Quartz, and Muscovite
- Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
- Cabinet
- 13.5 x 9.0 x 4.4 cm
SOLD
- KRF-30
- Calcite
- Niederrabenstein, Rabenstein, Chemnitz, Saxony, Germany
- Small Cabinet
- 6.9 x 3.2 x 2.4 cm
SOLD
- KRF-28
- Hemimorphite on Aurichalcite on Hemimorphite
- San Antonio Mine, Santa Eulalia, Chihuahua, Mexico
- Small Cabinet
- 8.0 x 5.7 x 3.2 cm
SOLD
- KRF-27
- Wolframite
- Altenberg, Erzgebirge, Saxony, Germany
- Small Cabinet
- 6.0 x 4.4 x 2.7 cm
SOLD
- KRF-26
- Brochantite
- Clausthal-Zellerfeld, Harz, Lower Saxony, Germany
- Miniature
- 4.4 x 3.3 x 3.0 cm
SOLD
- KRF-25
- Stephanite (Type Locality)
- Himmelsfurst Mine, Freiberg District, Erzgebirge, Saxony, Germany (TL)
- Thumbnail
- 2.2 x 0.9 x 0.4 cm
SOLD
- KRF-24
- Stibnite
- Wolfsberg, Stolberg, Harz, Saxony-Anhalt, Germany
- Toenail
- 3.5 x 3.0 x 2.2 cm
SOLD
- KRF-23
- Fluorite (fl) with Ferberite (?) inclusions, on Cassiterite with Chalcopyrite and Scheelite
- Tae Hwa Mine, Neungam-ri, Chungju, Chungcheongbukdo, South Korea
- Thumbnail
- 2.7 x 2.4 x 2.2 cm
SOLD
- KRF-22
- Magnetite (circa mid-1800's)
- Sterling Hill, Franklin mining district, Sussex Co., New Jersey, USA
- Miniature
- 5.6 x 4.1 x 3.3 cm
SOLD
- KRF-21
- Calcite and Copper
- Copper Falls Mine, Copper Falls, Keweenaw Co., Michigan, USA
- Small Cabinet
- 8.7 x 6.0 x 4.9 cm
SOLD
- KRF-20
- Foliated Zincite on Calcite (fl), with Willemite (fl)
- Franklin mining district, Sussex Co., New Jersey, USA
- Small Cabinet
- 7.3 x 6.8 x 4.3 cm
SOLD
- KRF-19
- Wolframite ps. Scheelite ("Reinite")
- Wolframite mine, Pechtelsgrun, Vogtland, Saxony, Germany
- Miniature
- 5.1 x 4.9 x 4.3 cm
SOLD
- KRF-18
- Vesuvianite var. Manganoan
- Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
- Thumbnail
- 1.9 x 1.7 x 0.9 cm
SOLD
- KRF-17
- Scolecite
- Breiodalur-Berufjordur area, Sudur-Mulasyusla, Eastern Region, Iceland
- Small Cabinet
- 6.1 x 5.2 x 3.4 cm
SOLD
- KRF-16
- Pyromorphite on Baryte
- Chaillac Mine, Chaillac, Indre, Centre-Val de Loire, France
- Miniature
- 4.1 x 4.1 x 2.3 cm
SOLD
- KRF-15
- Manganite on Hematite
- Eiserfeld, Siegen, Siegerland, North Rhine-Westphalia, Germany
- Miniature
- 4.2 x 2.7 x 2.2 cm
SOLD
- KRF-14
- Calcite
- Egremont, West Cumberland Iron Field, Cumbria, England, UK
- Miniature
- 5.0 x 4.2 x 3.3 cm
SOLD
- KRF-12
- Hemimorphite
- Kipushi Mine, Katanga (Shaba), Democratic Republic of the Congo (Zaire)
- Small Cabinet
- 6.8 x 5.2 x 4.2 cm
SOLD
- KRF-11
- Amethyst (Scepter)
- Stanley Butte area, Santa Teresa Mts, San Carlos Indian Reservation, Graham Co., Arizona, USA
- Small Cabinet
- 5.4 x 2.6 x 1.1 cm
SOLD
- KRF-10
- Rhodochrosite
- Bockenrod, Reichelsheim, Odenwald, Hesse, Germany
- Miniature
- 5.1 x 3.4 x 2.6 cm
SOLD
- KRF-09
- Native Bismuth (Type Locality)
- Schneeberg District, Erzgebirge, Saxony, Germany
- Thumbnail
- 2.7 x 2.1 x 1.6 cm
SOLD
49-72 of 344 Items