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Apatite from
Difficult Run, Fairfax County, Virginia, USA


Classification
Species:'Apatite' (not an IMA approved species)
Formula:Ca5(PO4)3(Cl/F/OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Apatite data
Locality Data:Click here to view Difficult Run, Fairfax County, Virginia, USA
Data Identifiers
Mindat Occurrence Record ID:366131
Long-form Identifier:1:3:366131:4
GUID (UUID V4):936d18e5-b789-49ed-b5ae-82df0cbed7cc
Nearest other occurrences of Apatite
22.1km (13.8 miles) ⓘChantilly Quarry, Chantilly, Loudoun County, Virginia, USA
26.9km (16.7 miles) ⓘFairfax Quarry, Centreville, Culpeper Basin, Fairfax County, Virginia, USA
28.3km (17.6 miles) ⓘBull Run Quarry, Conklin, Loudoun County, Virginia, USA
31.1km (19.3 miles) ⓘUnnamed PGE Occurrence (MRDS - 10048644), Loudoun County, Virginia, USA
33.3km (20.7 miles) ⓘVulcan Materials Company Crushed Stone Quarry (Manassas Quarry), Manassas, Prince William County, Virginia, USA
33.6km (20.9 miles) ⓘBen Murphy Mica Mine, Scaggsville, Howard County, Maryland, USA
37.3km (23.2 miles) ⓘGainesville Quarry, Gainesville, Prince William County, Virginia, USA
50.3km (31.3 miles) ⓘWeber's Quarry, Ellicott City, Howard County, Maryland, USA
50.6km (31.5 miles) ⓘHenryton, Carroll County, Maryland, USA
55.0km (34.2 miles) ⓘMarriottsville Quarry, Hernwood, Baltimore County, Maryland, USA
References
Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.
Reference Search (possible matching items)
Dietrich, R. V. (1970) Minerals of Virginia. Research Division Bulletin 47. Virginia Polytechnic Institute
Report (issue)
the cover—Turquois crystals from Lynch Station, Virginia; x ca.; pho­ tograph by Neal Ycdlin; color plates...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...of Virginia R. V. DIETRICH* Professor of Geology and Associate Dean of Arts & Sciences, Virginia Polytechnic...Polytechnic Institute Research Division Bulletin 47 Virginia Polytechnic Institute, Blacksburg, Va. 24061 *... © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and bound
Bernstein, Lawrence R. (1976) Minerals of Washington, D.C. and vicinity. Open-File Report Vol. 1976 (76-849) US Geological Survey doi:10.3133/ofr76849
Report (issue)
^ Anne Arundel County 43 Baltimore County 45 Howard County - Montgomery County 88 Prince Georges...Georges County Virginia 74 . 120 129 Arlington County 129 Fairfax County 131 Fauquier County 139...139 Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS...forming a ridge north of Route 7 near Dranesville, Virginia. Figure 7. Locations of mineral deposits in...mines in the Soldiers Delight region, Baltimore County, Maryland. Adapted from Pearre and Heyl , 19.60
Reed, John Calvin, Jolly, Janice (1963) Crystalline rocks of the Potomac River Gorge near Washington, D.C. Professional Paper 414h. US Geological Survey doi:10.3133/pp414h
Report (issue)
Montgomery County, Md. Bennison and Milton (1954) mapped adjacent parts of Fairfax County, Va. The map...The structure of most areas of the Piedmont is difficult to decipher because of scarcity of exposures and...metamorphic grade continues into northwestern Montgomery County, where Cloos' mapping (Cloos and Cooke, 1953) shows...lineation is conspicuous throughout eastern Montgomery County, where 'Cloos (Cloos and Cooke, 1953) mapped large...("rhythmite"). O.5 mile upstream from mouth of Difficult Run. South side of Bear Island, B. Migmatitic
(2004) Geology of the National Capital Region: field trip guidebook. Circular 1264. US Geological Survey doi:10.3133/cir1264
Report (issue)
Falls of the Potomac River, looking north on the Virginia side. The Potomac falls 80 feet across resistant...field trips 5 and 6. Photograph by Gary Fleming, Virginia Department of Conservation and Recreation. Geology...Sections Geological Society of America Tysons Corner, Virginia March 24-27, 2004 Edited by Scott Southworth and...Groat, Director U.S. Geological Survey, Reston, Virginia: 2004 Free on application to U.S. Geological...Trip 1 outlines the tectonic history of northern Virginia along an east-to-west transect from the Coastal
Beste, Bob (2014) Location Guide for Rockhounds in the United States (4th ed.) Vol. 4 - Part IV - South Dakota through Wyoming.
Book (volume)
beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE:  area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts,
Beste, Bob (2005) Location Guide for Rockhounds in the United States (3rd ed.) Vol. 3 - Part III - Ohio through Wyoming.
Book (volume)
ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay
Beste, Bob (1996) Location Guide for Rockhounds in the United States (2nd ed.) Vol. 3 - Part III - Ohio to Wyoming.
Book (volume)
ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay
Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc.
Book
CHAPTER 4 Maryland ... 3 CHAPTER 5 Virginia 4 1 CHAPTER 6 West Virginia 5 CHAPTER 7 Kentucky 6 CHAPTER...Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical pearls in delicate pastel...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets, glowing...green gem spodumene, was discovered in Alexander County, North Carolina, in 1880 and named for one of its
Espenshade, G.H., Potter, D.B. (1960) Kyanite, sillimanite, and andalusite deposits of the southeastern States. Professional Paper 336. US Geological Survey doi:10.3133/pp336
Report (issue)
_____________________________________________ ________________ Virginia - __ -__ _ ___________ Farmville district, Buckingham...36 37 38 38 39 39 Kyanite deposits Continued Virginia Continued Farmville district, etc. Continued Rock...Slate __ . Halifax County Other localities North Carolina Hagers Mountain, Person County.- _.______ Corbett...Corbett deposit, Johnston County Burnsville-Swannanoa area, Buncombe, Yancey, and Mitchell Counties ________...________ ____ Rutherford County Other localities North Carolina-South Carolina Kings Mountain district, Cleveland
(1972) Geological Survey research 1972, Chapter C. Professional Paper 800c. US Geological Survey doi:10.3133/pp800c
Report (issue)
X-ray crystallography of wavellite from Jackson County, Wis., and their geologic implications, by Harry...structural development at Elk Hills oil field, Kern County, Calif., by J. C. Maher, R. D. Carter, and R. J...of the Edna Mountain Formation in northern Elko County, Nev., by R. R. Coats and Mackenzie Gordon, Jr...and types of mineralization, northwestern Elko County, Nev., by R. R. Coats and E. H. McKee . . . . ...water temperature of a small stream in northern Virginia, by E. J. Pluhowski . . . . . . . . . . . . .
, (1972) Geological Survey research 1972, Chapter B. Professional Paper 800b. US Geological Survey doi:10.3133/pp800b
Report (issue)
upper part of the Hanson Creek Formation in Eureka County, Mullens and F. G. Poole . . . . . . . . . . ....distribution in a granite stock near Bull Canyon, Lemhi County, Idaho, by M. H. Staatz, C. M. Bunker, and C. A...Thomas, Keg, and Desert calderas, central Juab County, Utah, by D. R. Shawe 43 51 57 67 Petrology and...reconstituted rocks of Mule Ear diatreme, San Juan County, Utah, by R. A. Cadigan and D. E. Stuart-Alexander...nitrate in ground water and streams, southern Nassau County, Long Island, N.Y., by N. M. Perlmutter and Ellis
, (1969) Geological Survey research 1969, Chapter C. Professional Paper 650c. US Geological Survey doi:10.3133/pp650c
Report (issue)
belt-Charlotte belt boundary, North Carolina and Virginia, by O. T. Tobisch and Lynn Glover III______________...Pliocene ash-flow tuff, Buzzard Creek area, Harney County, Oreg., by G. W. Walker.________ Petrography and...Brightseat and Aquia Formations (Maryland and Virginia), by J. E. Hazel________________________._________...BELT-CHARLOTTE BELT BOUNDARY NORTH CAROLINA AND VIRGINIA By OTHMAR T. TOBISCH' and LYNN GLOVER III, Santa...Charlotte belt in parts of North Carolina and Virginia. Each zone is defined by index minerals and characteristic
, (1973) Geological Survey research 1973. Professional Paper 850. US Geological Survey doi:10.3133/pp850
Report (issue)
-------------------------------Maryland, Delaware, and Virginia --------Massachusetts ---------------------------]dichigan...---------------------------Virginia --------------------------------West Virginia ---------------------------Wisconsin...l cooperators --------------------------State, county, and local cooperators -----------Other cooperators...unidentified, source. Edna Mountain area, Humboldt County, Nevada Detailed geologic and geochemical mapping...Coldrun Creek 71;2-minute quadrangle, Humboldt County, Nev., has revealed areas that contain anomalous
 
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