- KRD-44
- Silver pseudo. after Dyscrasite
- $2,500.00
- Small Cabinet, 7.2 x 5.7 x 5.3 cm
- No. 21 Mine, Pribram, Central Bohemia Region, Bohemia, Czech Republic
- (4 more images)
- KRD-45
- Fluorite (fluorescent)
- $450.00
- Small Cabinet, 6.0 x 5.3 x 3.4 cm
- Deer Trail Mine, Mount Baldy District, Tushar Mts, Piute Co., Utah, USA
- (6 more images)
- KRD-48
- Wulfenite
- $300.00
- Small Cabinet, 6.7 x 4.4 x 2.8 cm
- Erupcion Mine, Los Lamentos Mts, Mun. de Ahumada, Chihuahua, Mexico
- (4 more images)
- KRD-49
- Fluorite incl. by Hematite, with Baryte (Illustrated)
- $900.00
- Small Cabinet, 8.6 x 6.8 x 4.5 cm
- Erika Mine, Saulnhof, Wolsendorf Fluorite Mining Dis., Upper Palatinate, Bavaria, Germany
- (5 more images)
- KRD-50
- Dioptase
- $3,500.00
- Miniature, 4.5 x 3.3 x 1.7 cm
- Reneville, Kindanba District, Pool Department, Republic of Congo
- (4 more images)
- KRD-51
- Corundum var. Sapphire
- $950.00
- Thumbnail, 1.3 x 1.0 x 0.9 cm
- Franklin, Ellijay District, Cowee Valley, Macon Co., North Carolina, USA
- (5 more images)
- KRD-52
- Fluorite (twinned) included by Cinnabar, with Pyrite - illustrated
- $3,000.00
- Small Cabinet, 6.1 x 5.7 x 4.3 cm
- Cacilia Mine, Freiung, Wolsendorf Fluorite Mining District, Bavaria, Germany
- (6 more images)
- KRD-53
- Thaumasite
- $450.00
- Thumbnail, 1.2 x 0.5 x 0.5 cm
- N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa
- (4 more images)
- KRD-54
- Malachite pseudo. Azurite
- $1,250.00
- Miniature, 4.0 x 2.4 x 1.3 cm
- Campbell Shaft, Bisbee, Mule Mts, Cochise Co., Arizona, USA
- (4 more images)
- KRD-55
- Jeanbandyite and Chalcocite on Fluorite
- $1,200.00
- Small Cabinet, 6.1 x 4.6 x 2.9 cm
- Mount Pleasant Mine, Saint George Parish, Charlotte Co., New Brunswick, Canada
- (6 more images)
- KRD-56
- Hureaulite
- $2,250.00
- Thumbnail, 2.8 x 2.1 x 1.6 cm
- Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany
- (4 more images)
- KRD-57
- Azurite rosettes on Malachite
- $900.00
- Miniature, 5.2 x 5.2 x 2.9 cm
- Kleinkogel, St Gertraudi, Brixlegg - Schwaz area, Inn valley, North Tyrol, Austria
- (6 more images)
- KRD-60
- Fluorite (fluorescent) - illustrated
- $950.00
- Large Cabinet, 14.4 x 10.0 x 3.5 cm
- Cacilia Mine, Freiung, Wolsendorf Fluorite Mining District, Bavaria, Germany
- (5 more images)
- KRD-12
- Krohnkite (Type Locality)
- $950.00
- Small Cabinet, 5.9 x 3.0 x 2.1 cm
- Chuquicamata Mine, Calama, El Loa Province, Antofagasta Region, Chile (TL)
- (3 more images)
- KRD-13
- Baryte with Aragonite
- $750.00
- Cabinet, 9.7 x 8.2 x 2.9 cm
- Barbusi, Carbonia, Carbonia-Iglesias Province, Sardinia, Italy
- (4 more images)
- KRD-14
- Pyrrhotite with Magnetite and Siderite
- $1,800.00
- Small Cabinet, 7.5 x 7.5 x 4.0 cm
- Chiuzbaia, Baia Mare, Maramures Co., Romania
- (4 more images)
- KRD-15
- Fluorite (fluorescent) with elongated habit
- $250.00
- Miniature, 5.1 x 3.7 x 2.7 cm
- South Vein, Heights Quarry, Weardale, Co. Durham, England, UK
- (6 more images)
- KRD-16
- Fluorapatite
- $750.00
- Miniature, 3.8 x 3.1 x 1.5 cm
- Pulsifer Quarry, West Mount Apatite District, Androscoggin Co., Maine, USA
- (5 more images)
- KRD-17
- Cuprite and Chrysocolla on Calcite
- $750.00
- Small Cabinet, 5.8 x 5.4 x 5.3 cm
- Mashamba West Mine, Kolwezi District, Katanga Copper Crescent, Democratic Rep. of Congo
- (5 more images)
- KRD-19
- Silver
- $500.00
- Small Cabinet, 7.6 x 6.1 x 0.3 cm
- Alhambra Mine, Black Hawk District, Big Burro Mts, Grant Co., New Mexico, USA
- (3 more images)
- KRD-20
- Malachite ps. Azurite with Quartz caps
- $1,600.00
- Small Cabinet, 6.7 x 5.0 x 3.8 cm
- Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
- (6 more images)
- KRD-22
- Cassitierite (twinned)
- $1,500.00
- Miniature, 5.2 x 4.9 x 3.2 cm
- Viloco Mine, Loayza Province, La Paz Department, Bolivia
- (5 more images)
- KRD-23
- Fluorite with Hematite and Baryte- illustrated
- $600.00
- Small Cabinet, 9.3 x 6.8 x 4.5 cm
- Erika Mine, Saulnhof, Wolsendorf Fluorite Mining Dis., Upper Palatinate, Bavaria, Germany
- (6 more images)
- KRD-24
- Crocoite
- $450.00
- Miniature, 4.9 x 1.3 x 1.0 cm
- Red Lead Mine, Dundas mineral field, Zeehan district, Tasmania, Australia
- (4 more images)
- KRD-25
- Fluorapatite (fluorescent) with scepter cap
- $750.00
- Miniature, 3.4 x 1.7 x 1.4 cm
- Shengus, Haramosh Mts., Skardu District, Gilgit-Baltistan, Pakistan
- (5 more images)
- KRD-26
- Malachite
- $950.00
- Small Cabinet, 8.7 x 5.7 x 3.8 cm
- Friedrich Mine, Wissen, Siegerland, Rhineland-Palatinate, Germany
- (3 more images)
- KRD-30
- Azurite altering to Malachite
- $1,500.00
- Small Cabinet, 7.3 x 3.7 x 2.0 cm
- Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
- (6 more images)
- KRD-32
- Hessite with Quartz, Sphalerite, and Gold - illustrated
- $3,600.00
- Miniature, 5.6 x 3.4 x 2.6 cm
- Botesti, Zlatna, Alba Co., Romania
- (6 more images)
- KRD-02
- Celestine on Sulfur
- $125.00
- Miniature, 5.0 x 4.3 x 3.0 cm
- Racalmuto Sulfur mines, Agrigento Province, Sicily, Italy
- (5 more images)
- KRD-06
- Celestine and Calcite
- $200.00
- Small Cabinet, 8.2 x 4.8 x 3.6 cm
- Ottawa Silica Company Quarry, Rockwood, Wayne Co., Michigan, USA
- (5 more images)
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