File:Psilomelane+Hausmanite.jpg
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Size of this preview: 624 × 599 pixels. Other resolutions: 250 × 240 pixels | 500 × 480 pixels | 799 × 768 pixels | 1,066 × 1,024 pixels | 1,400 × 1,345 pixels.
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Summary
| Description |
English: Polished specimens of manganese ore from the Batesville district. Slab of manganese ore from the Wildcat prospect showing an intimate mixture of hausmanite and psilomelane in a roughly zonal arrangement and a radiating mass of white barite at the center. The light steel-gray mineral and the black mineral immediately adjacent to the barite are psilomelane: the rest of the black mineral is hausmanite. Natural size. Independence County, Arkansas. 1918. |
| Date | |
| Source |
Plate 10-C in "Deposits of Manganese Ore in the Batesville District, Arkansas", U.S. Geological Survey. Bulletin 734. 1922 https://pubs.usgs.gov/bul/0734/report.pdf. Image file: http://libraryphoto.cr.usgs.gov/htmllib/btch415/btch415j/btch415z/mhd00334.jpg |
| Author | Hugh D. Miser |
Licensing
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This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:37, 12 May 2008 | | 1,400 × 1,345 (767 KB) | wikimediacommons>Tillman | Polished specimens of manganese ore from the Batesville district. Slab of manganese ore from the Wildcat prospect showing an intimate mixture of hausmanite and psilomelane in a roughly zonal arrangement and a radiating mass of white barite at the center. |
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