The Kay Robertson Collection
- KRF-29
- Galena and Marcasite, on Quartz
- Pfannenberger Einigkeit Mine, Siegerland, North Rhine-Westphalia, Germany
- Cabinet
- 13.3 x 9.4 x 4.2 cm
- $1,800.00
- KRF-32
- Fluorapatite (fluorescent)
- Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
- Cabinet
- 10.2 x 6.2 x 6.0 cm
- $2,150.00
- KRF-13
- Tetrahedrite and Sphalerite on Quartz (dated 1830)
- Cavnic, Maramures Co., Romania
- Small Cabinet
- 6.1 x 5.9 x 2.6 cm
- $1,250.00
- KRE-26
- Hematite
- N'Chwaning Mine, Kalahari manganese field, Northern Cape Province, South Africa
- Miniature
- 4.1 x 3.2 x 2.1 cm
- $750.00
- KRE-41
- Hemimorphite
- Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA
- Small Cabinet
- 6.3 x 5.6 x 4.4 cm
- $950.00
- KRE-37
- Calcite
- Egremont, West Cumberland Iron Field, Cumbria, England, UK
- Cabinet
- 10.5 x 6.0 x 4.5 cm
- $1,000.00
- KRE-53
- Anhydrite
- Bad Aussee, Styria, Austria
- Miniature
- 4.3 x 4.1 x 3.3 cm
- $1,250.00
- KRE-59
- Calcite (fluorescent)
- Himalaya Mine, Mesa Grande District, San Diego Co., California, USA
- Small Cabinet
- 5.6 x 5.2 x 3.8 cm
- $300.00
- KRF-02
- Calcite (fluorescent) on Quartz
- La Luz mine, La Luz, Guanajuato, Mexico
- Small Cabinet
- 9.2 x 7.5 x 3.5 cm
- $750.00
- KRF-08
- Axinite-(Fe)
- Puiva Mount, Saranpaul, Prepolar Ural, Western-Siberian Region, Russia
- Small Cabinet
- 5.4 x 4.1 x 1.1 cm
- $2,250.00
- KRE-29
- Tarbuttite (Type Locality) (fl)
- Kabwe Mine (Broken Hill Mine) No. 2, Kabwe District, Central Province, Zambia
- Miniature
- 5.1 x 2.2 x 1.5 cm
- $950.00
- KRE-27
- Scheelite (fluorescent)
- Santa Cruz, Mun. de Santa Cruz, Sonora, Mexico
- Miniature
- 4.2 x 3.4 x 3.3 cm
- $950.00
- KRE-23
- Fluorite (fluorescent) circa 1868
- Wheal Mary Ann, Menheniot, Liskeard District, Cornwall, England, UK
- Small Cabinet
- 6.7 x 5.3 x 4.6 cm
- $6,000.00
- KRE-03
- Copper
- Turinskii Mine, Krasnoturinsk, Middle Urals, Urals Region, Russia
- Miniature
- 4.4 x 2.4 x 1.0 cm
- $1,500.00
- KRD-40
- Malachite pseudo. after Azurite
- Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
- Small Cabinet
- 8.3 x 6.5 x 6.4 cm
- $4,500.00
- KRD-43
- Siderite
- Tincroft Mine, Pool, Redruth, Cornwall, England, UK
- Small Cabinet
- 6.6 x 4.6 x 3.6 cm
- $1,450.00
- KRD-49
- Fluorite incl. by Hematite, with Baryte (Illustrated)
- Erika Mine, Saulnhof, Wolsendorf Fluorite Mining Dis., Upper Palatinate, Bavaria, Germany
- Small Cabinet
- 8.6 x 6.8 x 4.5 cm
- $900.00
- KRD-54
- Malachite pseudo. Azurite
- Campbell Shaft, Bisbee, Mule Mts, Cochise Co., Arizona, USA
- Miniature
- 4.0 x 2.4 x 1.3 cm
- $1,250.00
- KRD-56
- Hureaulite
- Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany
- Thumbnail
- 2.8 x 2.1 x 1.6 cm
- $2,250.00
- KRD-61
- Corundum var. Sapphire (fluorescent)
- Soboba Hot Springs, San Jacinto Mts, Riverside Co., California, USA
- Large Cabinet
- 14.1 x 7.6 x 5.8 cm
- $4,000.00
- KRC-71
- Corundum var. Sapphire.
- Inverell, New South Wales, Australia
- Thumbnail
- 2.9 x 1.6 x 1.1 cm
- $750.00
- KRC-68
- Covellite
- Summitville District, Rio Grande Co., Colorado, USA
- Small Cabinet
- 6.3 x 5.2 x 4.5 cm
- $2,400.00
- KRa-63
- Polybasite
- Husky Mine, Elsa, Mayo Mining District, Yukon, Canada
- Thumbnail
- 1.0 x 0.9 x 0.5 cm
- $450.00
- KRD-34
- Fluorite (twinned) included by Cinnabar, with Pyrite - illustrated
- Cacilia Mine, Freiung, Wolsendorf Fluorite Mining District, Bavaria, Germany
- Cabinet
- 9.6 x 8.4 x 5.4 cm
- $1,750.00
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