| Locality type: | Open-Cast Mine |
| Classification |
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| Species: | Swinefordite |
| Formula: | Li(Al,Li,Mg)3((Si,Al)4O10)2(OH,F)4 · nH2O |
| Comments: | Formed by weathering of lithium-rich silicates. Often appears on and replacing spodumene, lining fracture seams, and coating small crystals of albite, quartz and fluorapatite. Scarce after closing of mine, but still being found. Also found associated with |
| Habit: | A clay. Hydrated: "resemble petroleum jelly." Stable: "resembles mountain leather." |
| Colour: | "light greenish-grey to greyish olive." Old dump material turns dark. |
| Confirmation |
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| Validity: | Valid - Type Locality |
| Associated Minerals Based on Photo Data: |
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| Albite | ⓘ3 photos of Swinefordite associated with Albite at this locality. |
| Fluorapatite | ⓘ1 photo of Swinefordite associated with Fluorapatite at this locality. |
| Data |
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| Mineral Data: | Click here to view Swinefordite data |
| Locality Data: | Click here to view Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA |
| Photo Gallery | View Gallery (8 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 43449 |
| Long-form Identifier: | 1:3:43449:2 |
| GUID (UUID V4): | 4abbb441-7086-4390-8b13-4625e2b3ff33 |
| References |
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| Reference Search (possible matching items) |
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 | Atencio, D., Matioli, P. A., Smith, J. B., Chukanov, N. V., Coutinho, J. M.V., Rastsvetaeva, R. K., Mockel, S. (2008) Footemineite, the Mn-analog of atencioite, from the Foote mine, Kings Mountain, Cleveland County, North Carolina, U.S.A., and its relationship with other roscherite-group minerals. American Mineralogist, 93 (1) 1-6 doi:10.2138/am.2008.2469 | Journal (article/letter/editorial) | | atencioite, from the Foote mine, Kings Mountain, Cleveland County, North Carolina, U.S.A., and its relationship...Santos, SP, Brazil 3 303 Church Street, Belmont, North Carolina 28012-3320, U.S.A. 4 Institute of Problems...ne pegmatite at the Foote mine, Kings Mountain, Cleveland County, North Carolina, U.S.A. Associated minerals...mineral from Foote mine described as “triclinic roscherite.” The name is for the Foote mine, type locality...Mn-phosphate, crystal structure, atencioite, Foote mine, North Carolina Introduction approved by the IMA-CNMMN |
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Foote Lithium Co. Mine, Kings Mountain, Cleveland County, North Carolina, USA