Mineral Specimens with Calcite

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MD-180092 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
miniature, 3.2 x 3.1 x 2.2 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180092a.jpg]

3.2 x 3.1 x 2.2 cm. This specimen features superb oyelite crystals to 8 mm.

MD-180093 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
miniature, 4.6 x 4.4 x 3.4 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180093a.jpg]

4.6 x 4.4 x 3.4 cm. This specimen freatures a superb oyelite crystal of 10 mm.

MD-180094 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
miniature, 4.9 x 4.7 x 3.3 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180094a.jpg]

4.9 x 4.7 x 3.3 cm. The largest oyelite crystal, to about 1.8 cm on largest edge, is perched on a beautifully trimmed matrix miniature.

MD-180095 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
miniature, 4.5 x 2.6 x 2.4 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180095a.jpg]

4.5 x 2.6 x 2.4 cm. A very aesthetic cluster with a central oyelite crystal of 11mm, flanked by smaller ones.

MD-180096 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
small cabinet, 5.9 x 4.2 x 2.4 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180096a.jpg]

5.9 x 4.2 x 2.4 cm. A fine specimen a very sharp 8 mm oyelite crystal on nice matrix.

MD-180097 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
small cabinet, 6.2 x 3.9 x 2.6 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180097a.jpg]

6.2 x 3.9 x 2.6 cm. A single beautiful, well-formed, isolated 9mm oyelite crystal perched on sparkling calcite matrix.

MD-180098 - Oyelite, Calcite - - Archived
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
small cabinet, 6.0 x 5.0 x 4.2 cm.
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Oyelite, Calcite from N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa [db_pics/mdpics/MD-180098a.jpg]

6.0 x 5.0 x 4.2 cm. This is a fine small cabinet piece, featuring distinct and isolated crystals of oyelite to 7 mm on good contrasting matrix.

MD-180562 - Calcite, Pyrite - - Archived
Pilot Knob Mine, Pilot Knob, Iron Co., Missouri, USA
small cabinet, 7.4 x 4.9 x 4.9 cm.
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Calcite, Pyrite from Pilot Knob Mine, Pilot Knob, Iron Co., Missouri, USA [db_pics/mdpics/MD-180562a.jpg]

7.4 x 4.9 x 4.9 cm. A 4.5-cm calcite crystal, with purplish hues from inclusions of hematite, leaning out from a plate of oxidized sulfides, covered with sparkly pyrites and layered with more calcite and pyrite. The hematite inclusions here and there spread the purplish hue around. George Feist Collection.

MD-180652 - Realgar, Calcite - - Archived
Jiepaiyu Mine (Shimen Mine), Shimen As-(Au) deposit, Shimen Co., Changde Prefecture, Hunan Province, China
cabinet, 10.8 x 7.9 x 7.4 cm.
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Realgar, Calcite from Jiepaiyu Mine (Shimen Mine), Shimen As-(Au) deposit, Shimen Co., Changde Prefecture, Hunan Province, China [db_pics/mdpics/MD-180652a.jpg]		CLICK HERE FOR LARGER IMAGE:
Realgar, Calcite from Jiepaiyu Mine (Shimen Mine), Shimen As-(Au) deposit, Shimen Co., Changde Prefecture, Hunan Province, China [db_pics/mdpics/MD-180652b.jpg]

10.8 x 7.9 x 7.4 cm. Red and lustrous crystals of realgar on a field of sharp, lustrous calcites from China. The realgar crystals measure to 1.5 cm.

MD-180689 - Fluorite, Calcite - - Archived
Harris Creek Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA
small cabinet, 8.5 x 4.5 x 4 cm.
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Fluorite, Calcite from Harris Creek Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA [db_pics/mdpics/MD-180689a.jpg]

8.5 x 4.5 x 4 cm. Intergrown crystals of translucent purple fluorite, with multi-layered zoning visible inside - and a single, complete light golden-yellow calcite decorating the side.

MD-180724 - Calcite - - Archived
Elmwood mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith Co., Tennessee, USA
cabinet, 14.2 x 8.4 x 4.4 cm.
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Calcite from Elmwood mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith Co., Tennessee, USA [db_pics/mdpics/MD-180724a.jpg]

14.2 x 8.4 x 4.4 cm. This fine Elmwood calcite twin came out of the Ruggiero collection.

MD-180742 - Calcite - - Archived
Acushnet Quarry (P. J. Keating quarry; Tilcon Capaldi quarry; Warren Brothers quarry; Blue Stone quarry), Acushnet, Bristol Co., Massachusetts, USA
miniature, 4.1 x 3.5 x 0.8 cm.
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Calcite from Acushnet Quarry (P. J. Keating quarry; Tilcon Capaldi quarry; Warren Brothers quarry; Blue Stone quarry), Acushnet, Bristol Co., Massachusetts, USA [db_pics/mdpics/MD-180742a.jpg]

4.1 x 3.5 x 0.8 cm. A beautiful and unusual water-clear, flattened, trigonal-shaped, stair-step, calcite crystal with sharp beveled edges. This excellent calcite crystal hails from the well-known Bluestone Quarry at Acushnet, Massachusetts. Ex. Ken Hollmann Collection.

MD-180745 - Heulandite-Ca, Stilbite-Ca, Calcite, Quartz (Var: Chalcedony) - - Archived
Jalgaon District, Maharashtra, India
cabinet, 9.5 x 6.2 x 5.7 cm.
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Heulandite-Ca, Stilbite-Ca, Calcite, Quartz (Var: Chalcedony) from Jalgaon District, Maharashtra, India [db_pics/mdpics/MD-180745a.jpg]

9.5 x 6.2 x 5.7 cm. A fine, symmetrical, light salmon-pink heulandite fan is centrally placed in a curved vug coated with drusy chalcedony. The heulandite is accompanied by a blocky, colorless calcite rhomb, which is beautifully accented by a lustrous, salmon-pink stilbite blade. Both the heulandite and calcite crystals are preferentially over-coated with a sparkly druse of chalcedony.

MD-180759 - Mimetite, Calcite - - Archived
Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico
small cabinet, 8.0 x 5.0 x 4.7 cm.
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Mimetite, Calcite from Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico [db_pics/mdpics/MD-180759a.jpg]

8.0 x 5.0 x 4.7 cm. A very showy, stacked combination specimen from Santa Eulalia of blocky, porcelaneous calcite rhombs richly and aesthetically covered with sparkly mimetite crystal sprays. The largest rhomb is 2.3 cm. This is classic, older material from the 1960s-70s. Ex. George Elling Collection.

MD-180766 - Calcite, Hematite - - Archived
Stank Mine, Barrow, South Western Region (Furness), Cumbria, England, UK
small cabinet, 6.2 x 3.5 x 3.0 cm.
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Calcite, Hematite from Stank Mine, Barrow, South Western Region (Furness), Cumbria, England, UK [db_pics/mdpics/MD-180766a.jpg]

6.2 x 3.5 x 3.0 cm. A superb, old-time cluster of gorgeous, hematite-tinted calcite scalenohedrons from the famous Stank Mine and John Ydren Collection. The sharp, water-clear crystals reach 2.5 cm.


(click on a page number to go to that page:)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90
91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144
145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162
163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180
181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198
199 200 201 202 203 204 205 206 207 208

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