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Halotrichite-Pickeringite Series, Jarosite-Natrojarosite Series | |
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Socavón Mine (La Salvadora mine), Oruro city, Cercado Province, Oruro Department, Bolivia Post-mining sulphates on roof of drive FOV = ~500 mm. Photograph of Rod Martin |
| Photo ID: 237866 View Count: 44 | |
Halotrichite-Pickeringite Series, Melanterite : FeSO4·7H2O | |
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Socavón Mine (La Salvadora mine), Oruro city, Cercado Province, Oruro Department, Bolivia Post-mining sulphates on roof of drive FOV = ~120 mm. Photograph of Rod Martin |
| Photo ID: 237867 View Count: 31 | |
Halotrichite-Pickeringite Series | |
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Le Cetine di Cotorniano Mine (Le Cetine Mine; Cetine Mine; Rosia), Chiusdino, Siena Province, Tuscany, Italy Halotrichite 0,7 mm Metavoltina 0,2 mm |
| © Luigi Mattei | Photo ID: 213927 View Count: 57 |
Halotrichite-Pickeringite Series | |
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Glen Echo Ravine, City of Columbus, Franklin Co., Ohio, USA Dimensions: 1" x .5" x .5" Odd botryoidal clump of halotrichite-pickeringite crystals. Areas of the ohio shale exposed at this location have coatings of various minerals from the breakdown of pyrite concretions embedded in the shale. Most of these coatings are ephemeral but I found a few more developed crystals in a crevice in the shale. Under ... |
| Photo ID: 269129 View Count: 5 | |
Halotrichite-Pickeringite Series | |
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Copperas Mountain, Paxton Township, Ross Co., Ohio, USA Cliff exposure of Halotrichite-Pickeringite series minerals, called "alum" in the early literature. Puffy, crystalized masses of white efflorescenses are common on the Copperas Mountain cliff exposure. Photo taken September 17, 2009. Field of view, approximately 1 foot across. |
| Photo ID: 253612 View Count: 15 | |
Halotrichite-Pickeringite Series | |
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Copperas Mountain, Paxton Township, Ross Co., Ohio, USA Sample of Halotrichite-Pickeringite series mineral on sample of Ohio Shale. Collected September 19 2009. Field of view, approximately 2 inches wide. Complete sample approximately 7" x 3" x 3". |
| Photo ID: 253613 View Count: 11 | |
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