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Berzelianite : Cu2Se, Calcite : CaCO3 | |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Berzelianite in Calcite 35 x 60 mm sample showing front & back views "Type Locality" in authors collection |
| © Bert Hendriksen | Photo ID: 21855 View Count: 952 |
Berzelianite : Cu2Se, Calcite : CaCO3 | |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Occurs as extremely small black metallic flakes in calcite. Alan Goldstein specimen (4438) and photo. FOV = 1 cm |
| © Alan Goldstein | Photo ID: 37722 View Count: 384 |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Berzelianite - black veins and disseminated in a 5 x 4 x 1.5 cm calcite matrix from Skrikerum, Sweden. See attached Foote label. |
| © Christopher O'Neill | Photo ID: 155139 View Count: 127 |
Berzelianite : Cu2Se, Eucairite : AgCuSe, Calcite : CaCO3 | |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Mixture of Berzelianite (lead grey) and of Eucairite (grey with iridescences) Sample size: 7 X 4 cm Ex C. Nowak collection (France) Collection and photo: Arliguie M |
| © Arliguie M | Photo ID: 177023 View Count: 93 |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden About 3.3 mm wide view of a thin calcite-cutting veinlet consisting (according to the label) of selenide minerals. Bukovite is (by sabatierite and possibly crookesite) the only mineral containing essential thallium and copper. Small black biotites on calcite matrix can also be seen. Possible secondary alteration can be seen on additional photo. ... |
| © Ł Kruszewski 08 | Photo ID: 187168 View Count: 101 |
Crookesite : (Cu,Tl,Ag)2Se | |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Crookesite in Calcite. View of 28 mm. Collection M.Kampf No 90-108. (NOTE: Identitifaction is doubtful) |
| © 2005 M. Kampf | Photo ID: 25998 View Count: 894 |
Eucairite : AgCuSe, Umangite : Cu3Se2 | |
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Skrikerum Mine, Valdemarsvik, Östergötland, Sweden Thin coating of dull, dark gray eucairite and umangite on calcite, with minor malachite. Width of image 3 cm. |
| © B. Otter | Photo ID: 22914 View Count: 801 |
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