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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico FOV=2 cm. A cluster of semi-transparent fluorite cubes under colorless gypsum. The red color is due to incorporation of S-bearing hydrocarbons. The black material which selectively coats the corners, also C-H-S compounds, gives the impression of the presence of truncating faces but SEM imagery demonstrates this is illusory (see a later image in ... |
| © Tony Peterson | Photo ID: 235596 View Count: 45 |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico FOV=2 cm. This is a complex specimen, reflecting several generations of crystallization. According to the collector, the yellow needles should be sklodowskite, partially overgrown by transparent gypsum; both are common minerals from this mine. However, by EDS/SEM, they are mainly haiweeite, sometimes with rims of silica. The white needles have ... Mindat.org Photo of the Day - 1st Oct 2009 |
| © Tony Peterson | Photo ID: 235586 View Count: 390 |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico FOV=2 cm. Clusters of yellow haiweeite crystals on gypsum. The white needles are silica pseudomorphs after sklodowskite (see parent image #235586, for a complete description of this specimen). |
| © Tony Peterson | Photo ID: 235592 View Count: 67 |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico A ~10cm specimen of Novackite with Sklodowskite. |
| © C. Stefano '08 | Photo ID: 146554 View Count: 213 |
Nováčekite-I : Mg(UO2)2(AsO4)2·12H2O | |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico Width of field is 0.9 mm. Collection of Jesse Crawford. The depth of field has been enhanced using Helicon Focus (8 exposures). Equipment: Nikon D-100 digital camera on a homemade microscope |
| © 2008 Jesse Crawford | Photo ID: 175198 View Count: 124 |
Nováčekite-I : Mg(UO2)2(AsO4)2·12H2O, Gypsum : Ca[SO4] · 2H2O | |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico Gypsum with yellow Novacekite coating and inclusions. Also small specks on matrix. FOV is 26 mm. Photo and collection of Lee Johnson. |
| © Lee Johnson | Photo ID: 203593 View Count: 79 |
Nováčekite-I : Mg(UO2)2(AsO4)2·12H2O | |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico Yellow-green crystals of Novacekite. Picture width is 1,8mm. |
| © Elmar Lackner 2009 | Photo ID: 242816 View Count: 43 |
Nováčekite-I : Mg(UO2)2(AsO4)2·12H2O | |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico Yellow crystals of Novacekite. Picture width is 1,8mm |
| © Elmar Lackner 2009 | Photo ID: 242815 View Count: 34 |
Sklodowskite : Mg(UO2)2[HSiO4]2 · 5H2O, Quartz : SiO2 | |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico An excellent and aesthetic specimen of bright, canary-yellow needle sprays of sklodowskite needles nicely set in an artistic vug of sparkly, off-white quartz from Santa Eulalia, Mexico. 3.0 x 2.7 x 2.3 cm |
| © Rob Lavinsky | Photo ID: 47198 View Count: 317 |
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Animas Mine, Francisco Portillo, West Camp, Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico 6.6 x 3.8 x 2.1 cm. Eye-visible, large-for-species, GEMMY, crystals of sklodowskite perched on contrasting matrix of gypsum. Crystals are 2-4 mm in size with a bright neon yellow color. Ex. Martin Zinn Collection. |
| © Rob Lavinsky | Photo ID: 176752 View Count: 96 |
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