- KRC-56
- Epidote with Quartz
- Green Monster Mountain, Prince of Wales Island, Ketchikan District, Alaska, USA
- Small Cabinet
- 9.0 x 7.5 x 7.3 cm
SOLD
- KRC-57
- Quartz included with Hematite, on Kidney Ore
- Parkside Mine, Frizington, West Cumberland Iron Field, Cumbria, England, UK
- Cabinet
- 10.4 x 6.8 x 5.1 cm
SOLD
- KRC-58
- Rhodochrosite on Quartz
- Idarado Mine, Telluride, San Juan Mts, San Miguel Co., Colorado, USA
- Cabinet
- 12.7 x 5.8 x 5.0 cm
SOLD
- KRC-59
- Silver ingot (Comstock Lode, from the 1800's)
- San Francisco Mint
- Miniature
- 5.0 x 3.2 x 1.1 cm
SOLD
- KRC-53
- Stibnite (California!)
- Stayton District, Hollister, Diablo Range, San Benito Co., California, USA
- Small Cabinet
- 6.5 x 3.9 x 2.4 cm
SOLD
- KRC-54
- Pyromorphite
- Wolfach, Black Forest, Baden-Württemberg, Germany
- Small Cabinet
- 9.1 x 7.2 x 2.2 cm
SOLD
- KRC-55
- Wulfenite
- Red Cloud Mine, Silver District, Trigo Mts, La Paz Co., Arizona, USA
- Cabinet
- 9.7 x 6.4 x 5.4 cm
SOLD
- KRC-50
- Anglesite (fluorescent)
- Phoenixville Mining District, Schuylkill Township, Chester Co., Pennsylvania, USA
- Miniature
- 4.8 x 2.2 x 1.8 cm
SOLD
- KRC-51
- Smithsonite var. Cuprian
- 400 stope, 79 Mine, Hayden area, Gila Co., Arizona, USA
- Miniature
- 3.2 x 2.3 x 2.1 cm
SOLD
- KRC-52
- Plumboan Aragonite var. Tarnowitzite (fl)
- Touissit-Bou Beker District, Jerada Province, Morocco
- Small Cabinet
- 8.3 x 5.3 x 4.3 cm
SOLD
- KRC-47
- Stibnite and Calcite
- Manhattan District, Toquima Range, Nye Co., Nevada, USA
- Small Cabinet
- 8.3 x 6.8 x 6.2 cm
SOLD
- KRC-48
- Azurite with Malachite and Calcite
- Sacramento Shaft, Bisbee, Warren District, Mule Mts, Cochise Co., Arizona, USA
- Cabinet
- 12.0 x 8.3 x 6.7 cm
SOLD
- KRC-49
- Langbanite (Large XL, Type Locality) in calcareous Schist
- Langban, Filipstad, Varmland, Sweden (TL)
- Miniature
- 3.2 x 3.2 x 1.9 cm
SOLD
- KRC-43
- Ruby with Spinel (variety Gahnite) , circa 1800s
- Town of Warwick, Orange Co., New York, USA
- Miniature
- 4.4 x 3.3 x 3.3 cm
SOLD
- KRC-44
- Otavite
- Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
- Thumbnail
- 2.9 x 2.9 x 1.4 cm
SOLD
- KRC-45
- Hausmannite (twinned)
- N'Chwaning Mines, Kalahari manganese field, Northern Cape Province, South Africa
- Thumbnail
- 2.4 x 2.2 x 1.8 cm
SOLD
- KRC-46
- Rhodochrosite and Quartz
- John Reed Mine, Alicante, Leadville District, Lake Co., Colorado, USA
- Miniature
- 4.5 x 2.8 x 2.6 cm
SOLD
- KRC-40
- Millerite and Calcite on Pyrite
- Wissen, Siegerland, Rhineland-Palatinate, Germany
- Miniature
- 4.0 x 3.0 x 2.5 cm
SOLD
- KRC-41
- Dravite Tourmaline (vanadium-rich)
- Pyant Gyi mine, Mogok Township, Mandalay, Myanmar
- Thumbnail
- 2.7 x 2.1 x 1.4 cm
SOLD
- KRC-42
- Willemite (fluorescent)
- Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
- Miniature
- 4.1 x 2.9 x 2.0 cm
SOLD
- KRC-37
- Proustite
- Pribram, Central Bohemia Region, Bohemia, Czech Republic
- Thumbnail
- 3.0 x 2.6 x 1.3 cm
SOLD
- KRC-39
- Euclase
- Karoi District, Mashonaland West, Zimbabwe
- Thumbnail
- 2.7 x 2.2 x 1.6 cm
SOLD
- KRC-33
- Scheelite (fluorescent) with Epidote
- Black Morel Mine, Greenhorn Mts, Kern Co., California, USA
- Thumbnail
- 2.7 x 2.2 x 2.2 cm
SOLD
- KRC-34
- Rhodochrosite on Goethite
- Potosi Mine, West Camp, Santa Eulalia District, Chihuahua, Mexico
- Small Cabinet
- 6.4 x 5.6 x 3.0 cm
SOLD
193-216 of 344 Items