| Locality type: | Mountain |
| 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 Dunns Mountain, Rowan County, North Carolina, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 920004 |
| Long-form Identifier: | 1:3:920004:3 |
| GUID (UUID V4): | 90acc20b-22d1-4d8e-8c67-ca072c77b288 |
| Nearest other occurrences of Biotite |
|---|
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| 3.4km (2.1 miles) | ⓘBalfour Quarry, Rowan County, North Carolina, USA |
| 10.1km (6.3 miles) | ⓘPink Star Quarry, Rowan County, North Carolina, USA |
| 30.4km (18.9 miles) | ⓘSnyder Mine, Concord, Cabarrus County, North Carolina, USA |
| 35.7km (22.2 miles) | ⓘTalbert and Hill prospect, Carolina Slate Belt, Randolph County, North Carolina, USA |
| 36.5km (22.7 miles) | ⓘUnnamed Au placer, Bell Branch, Iredell County, North Carolina, USA |
| 43.1km (26.8 miles) | ⓘHoover Hill Mine, Asheboro, Randolph County, North Carolina, USA |
| 45.0km (28.0 miles) | ⓘUharie Mine (Uwharrie Mine), Carolina Slate Belt, Randolph County, North Carolina, USA |
| 46.9km (29.2 miles) | ⓘDowd Mine, Randolph County, North Carolina, USA |
| 47.6km (29.5 miles) | ⓘRush Mine, Carolina Slate Belt, Randolph County, North Carolina, USA |
| 49.2km (30.6 miles) | ⓘSawyer Mine, Carolina Slate Belt, Randolph County, North Carolina, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | CI &£ c*z NORTH CAROLINA DEPARTMENT OF CONSERVATION AND DEVELOPMENT BEN E. DOUGLAS, DIRECTOR DIVISION...BULLETIN NUMBER 67 THE COMMERCIAL GRANITES OF NORTH CAROLINA BY RICHARD J. COUNCILL UN 11 &» RALEIGH 1954...1954 •^^CAHOUNAS SSU^UBftwy NORTH CAROLINA DEPARTMENT OF CONSERVATION AND DEVELOPMENT BEN E. DOUGLAS...BULLETIN NUMBER 67 THE COMMERCIAL GRANITES OF NORTH CAROLINA By RICHARD J. COUNCILL RALEIGH 1954 MEMBERS...Canton S. ALLEN Durham W. B. AUSTIN Jefferson North Wilkesboro CARL BUCHAN, JR SCROOP W. ENLOE, JR |  | | Report (volume) | | ...... 51 Baltimore County .................................... 51 Howard County.......................- Medium gray biotite granite of the Richmond-Petersburg area.. Dark blue-gray biotite granite of the...Fredericksburg area........ Dark gray hornblende-biotite granite of the Falls Church area.. Yellow-green..... Chesterfield County (south of James River)................ Henrico County (north of James River).......................................... Fairfax County area ......................................... |  | | Journal (article/letter/editorial) | | 100 COUNTIES OF NORTH CAROLINA C. HENRY KING, FRANKUNVILLE, N.C. ALAMANCE—The North State pyrophyllite...Ore Knob copper mine in the eastern part of the county has produced chalcocite, bornite, pyrite, pyrrhotite...miles N.E. of Black Mountain. BURKE—Three diamonds have been found in this county. One specimen is at...reported from this county. CAMDEN—The Pamlico Formation characterizes this coastal plain county. Shell beds...Little Buck Creek. Much corundum is found in this county, usually associated with the large peridotite masses |  | | Report (issue) | | Gold, base-metal, and related deposits of North Carolina 1011 by Gwendolyn W. Luttrell 12 U.S. Geological... Gold, base-metal, and related deposits of North Carolina Abstract Gold, silver, copper, lead, zinc,...barite, and rare-earths have been mined in North Carolina. Gold, with by-product silver, occurs in veins...placer deposits in crystalline rocks near Kings Mountain. Cobalt minerals with ores of 16 iron or gold...along the borders of a granite body in Halifax 18 County. 19 and Vanoe Counties. 20- Tungsten minerals |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...in his work, that he may know first of all what mountain or hill, what valley or plain, can be prospected...examples of all rock types. Most so-called rocks are mountain-building materials; they are massive, colored |  | | Report (issue) | | deter- collection · of descriptions and analyses of North mine 1nost of the 1ninor constituents. An1erican...lesser constitue:p.ts, barium along the Rocky Mountain region than in the but only those essential to...two analyses of the quartz-syenite of Fourche Mountain, Ark. 10 One analysis gives 13.45 alumina and...greater ·importance; or it sodalite, fluorite, much biotite or apatite, pyrite or may be distributed among...geographio. The primary step is by oontinents, North and South Amerioa ooming first, then in order, Europe |
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