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Acanthite : Ag2S, Galena : PbS, Silver : Ag | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Galena, with large aggregates of Acanthite including a couple wires of Silver replaced by Argentite/Acanthite Large Cabinet specimen |
| Photo ID: 243573 View Count: 38 | |
Antimony : Sb | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Small blocky crystals of antimony. 1.5 cm field of view, vertical. S409-073 Gunnar Farber specimen. |
| © 2009, JGW | Photo ID: 256751 View Count: 17 |
Apophyllite-(KF) : KCa4[(F,OH)|Si8O20] · 8H2O | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany size:6x6cm.Paul Bongaerts specimen and photograph |
| © Paul Bongaerts | Photo ID: 26253 View Count: 363 |
Argentopyrite : AgFe2S3 | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Aggregate of twinned, star-shaped crystals of Argentopyrite to 0,5 mm from Samson mine, St. Andreasberg, Harz, Germany. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 117204 View Count: 330 |
Arsenic : As | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Old specimen of typical "Scherbenkobalt" from the classic Samson Mine in the Harz Mountains. Specimen size 6x5cm. Specimen and photo Leon Hupperichs. |
| © Leon Hupperichs | Photo ID: 255560 View Count: 18 |
Arsenopyrite : FeAsS - (Fe0.90Co0.10)AsS | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Arsenopyrite crystal aggregate XRD and SEM/EDS confirmed. |
| © Frank Keutsch | Photo ID: 210173 View Count: 63 |
Breithauptite : NiSb | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Breithauptite on Calcite. Field of view 17mm. Specimen and photo Leon Hupperichs. |
| © Leon Hupperichs | Photo ID: 229669 View Count: 67 |
Calcite : CaCO3 | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Calcite-twin from Samson mine. Size of Specimen is 3.5 cm |
| © Volker Betz | Photo ID: 82153 View Count: 202 |
Calcite : CaCO3 | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Historic specimen of stacked pagoda-like crystals which was once in the Troost collection. The specimen measures 7.9 x 3.7 x 3.5 cm. Edward Rosenzweig photo and collection. |
| © Edward Rosenzweig | Photo ID: 156114 View Count: 87 |
Calcite : CaCO3, Realgar : As4S4 | |
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Samson Mine, St Andreasberg, St Andreasberg District, Harz Mts, Lower Saxony, Germany Some bigger Calcite xx, sitting on smaller Calcite xx, are thin coated with Realgar, so that a beautiful contrast is the result. This small cabinet (45 mm) from the famous Samson-mine is accompanied by an old label from "Dr. F. Krantz - Rheinisches Mineralien-Contor Bonn". |
| © E. Riech | Photo ID: 243437 View Count: 34 |
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