| Locality type: | Pegmatite |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Middle pegmatite, E.E. Smith Mine, Alexandria, Grafton County, New Hampshire, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 654014 |
| Long-form Identifier: | 1:3:654014:2 |
| GUID (UUID V4): | 360a594d-5c98-4a12-8a24-793abb25ef8c |
| Nearest other occurrences of Biotite |
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| 0.6km (0.3 miles) | ⓘPattuck Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 1.0km (0.6 miles) | ⓘNew Haven Mica Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 1.3km (0.8 miles) | ⓘMud Mica Mine, Alexandria, Grafton County, New Hampshire, USA |
| 2.1km (1.3 miles) | ⓘWadhams-Tucker Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 3.2km (2.0 miles) | ⓘMonarch Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 3.7km (2.3 miles) | ⓘTruman Patten Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 4.3km (2.7 miles) | ⓘMarston Quarry, Alexandria, Grafton County, New Hampshire, USA |
| 5.3km (3.3 miles) | ⓘMorgan Mica prospect, Alexandria, Grafton County, New Hampshire, USA |
| 10.8km (6.7 miles) | ⓘStandard Mine, Orange, Grafton County, New Hampshire, USA |
| 11.8km (7.4 miles) | ⓘKeyes Mica Quarries, Orange, Grafton County, New Hampshire, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL...______________________________________ _ Location of pegmatite districts ___________________ _ Previous work...Acknowledgments ______________________________ _ History of pegmatite mining inN ew England _______ _ Mica mining _...deposits _______________________ _ Geology of the pegmatite districts of Maine __ :. . _____ _ Metamorphic...________________________________ _ Geology of the pegmatite districts of New Hampshire_ Rock units ________________________________ |  | | Report (issue) | | Beryl Resources of New Hampshire GEOLOGICAL SURVEY PROFESSIONAL PAPER 353 Prepared on behalf of the...with the New Hampshire State Planning and Development Commission Beryl Resources of New Hampshire By JAMES...Commission^ and in part in cooperation with the New Hampshire State Planning and Development Commission UNITED...Page, James Jeffers, 192ftBeryl resources of New Hampshire, by James J. Page and David M. Larrabee. Washington...Commission, and in part in cooperation with the New Hampshire State Planning and Development Commission. Bibliography: |  | | Report (issue) | | GOVERNOR MILES W. KERR SCOTT, Honorary Chairman J. SMITH, Chairman WALTER Salisbury J. DAMTOFT, Vice Chairman...Metasedimentary rocks Metaperidotite , Hornblende and biotite schists and gneisses Metagabbro Granitic rocks...statement Feldspars Quartz '_ Biotite Miscovite Distribution of biotite and muscovite Other minerals Origin...description of the pegmatite bodies North pegmatite South pegmatite Woody No. 1 mine Description . Feldspar...prospect , Woody No. 3 mine Woody No. 4 mine Randall mine No. 8 prospect Swain mine General information |  | | Report (issue) | | Pegmatite Investigations 1942-1945 Black Hills, South Dakota By LINCOLN R. PAGE and OTHERS GEOLOGICAL...mines and prospects___________________ 60 Addie tin mine._________________________________ 60 Ajax claim...___________60 Aladin mica mine by J. W. Adams____________ 60 Ann mica mine by T. A. Steven_________________...Steven_________________ 61 Antler mica mine.._-___--__--__-___-_-_-___-___ 64 Apex claim.___-__________-_-----_---_--_-____64...No. 2 claims.___________________ 65 Ballard mica mine._____________________________ 65 Beecher Lode by |  | | Journal (article/letter/editorial) | | Element concentrations in quartz, feldspar and biotite of Sveconorwegian (1.13–0.9 Ga) granitic pegmatites...determine chemical variations between different pegmatite types and within individual pegmatitic bodies...pegmatites of Froland is presented basing on the pegmatite structure, bulk composition and mineral chemistry...quartz. In contrast to quartz, the feldspar and biotite chemistry depends largely on the differentiation...significantly within structurally-zoned pegmatite bodies. Feldspar and biotite chemistry reflects changes in melt |  | | Journal (article/letter/editorial) | | muscovite, corundum, and diaspore. they are The age of biotite lrom one of the pegmatites (88.2 million years)...small tabular andalusite- and corundum-bearing pegmatite central dikes are exposed on the rocky north shore...relationships. Small, fine- and medium-grained pegmatite dikes are common in the marginal portions of the...qvartz, perthitic potash feldspar, oligoclase,and biotite with the usual accessories.Allanite and monazite...hornfels. In general the mineral composition of each pegmatite seemsto be genetically related to its wall rock |  | | Report (chapter) | | Angle photograph of the Oregon No. 2~ pegmatite, South Platte pegmatite district, Colorado. This striking...the bottom of the pit. The quartz core of the pegmatite was left standing in relief as the enveloping...replaced by a hematite-biotite replacement unit. Plate 3 is a geologic map of this pegmatite. Resource Series...Series 11 RARE-EARTH PEGMATITE$ OF THE SOUTH PLATTE DISTRICT, COLORADO by Wm. B. Simmons, Jr. Department...Department of Earth Sciences University of New Orleans New Orleans, Louisiana 70122 and E. Wm. Heinrich Department |  | | Journal (volume) | | older axes got locally almost vertical pitch and the new folds had axes lying in a nearly vertical plane striking...granitized to migmatitic granite dikes and the last pegmatite generation was intruded. The intrusion of the...microcline , quartz, biotite microclin e, biotite plagioclase , biotite biotite . Hornblende, hypersthene...cordierite; antophyllite and garnet; scapolite. Biotite and quartz occur in many amphibolites. Chlorite...entirely uralitized phenocrysts surrounded by biotite rims. It is worth of note that the fine -grained |
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