 | | Journal (issue) | | world-wide locality index The localities are listed by county, followed by a listing of the most prominent minerals...pegmatite in Amelia County and the Lynch Station locality (turquoise crystals) in Campbell County, are now closed...(c) = currently closed to collecting ALBEMARLE COUNTY Alberene soapstone quarry-Alberene actinolite-tremolite...apatite, ferroan dolomite, erythrite, galena, ilmenite, magnetite, talc Briar Fork-near Schuyler (excavation...crystals, muscovite crystals, tourmaline AMHERST COUNTY Crystals of goethite pseudomorphs after pyrite; |  | | Journal (article/letter/editorial) | | comprehensive listing, including detailed spot locations on county road maps, refer to this publication, which can...The price is $5.00 plus 4% sales tax. Individual county road maps can be obtained from the North Carolina...Z I E Alamance County Pyrophyllite, cacoxenite, diaspore, sericite, pyrite, ilmenite, topaz, and chert...hill, 0.2 mile from the road. Alexander County Alexander County is a renowned mineral collecting area in...following are mineral collecting sites in Alexander County: 1) Emerald, rutilated quartz, smoky quartz, and |  | | Report (issue) | | from the roadlog of Thompson (1972). In the Orange County copper district, the stops and descriptions in...sedimenthosted massive sulfide deposits within the Orange County copper district (the Vermont copper belt) of probable...assemblages that include hornblende + plagioclase + ilmenite ± cummingtonite ± quartz ± epidote, but a few...STOP 4-4 46.5 Pull off highway on right. Large roadcut outcrop here is in the St. Catherine Formation...crystals of pyrite. STOP 4-5 (Optional) 47.6 Roadcut on right of typical variegated green and purple |  | | Report (volume) | | Western Part of the Morrison Quadrangle Jefferson County, Colorado GEOLOGICAL SURVEY BULLETIN 1251-E...Western Part of the Morrison Quadrangle Jefferson County, Colorado By D. J. GABLE CONTRIBUTIONS TO GENERAL...WESTERN PART OF THE MORRISON QUADRANGLE JEFFERSON COUNTY, COLORADO By D. J. GABLE ABSTRACT The Morrison...The part of the Morrison quadrangle, Jefferson County, Colo., in which Precambrian rocks are exposed...and amphibolite, Sawmill Gulch shear zone, from roadcut J^ mile north of Idledale. 5. From lens in gneissic |  | | Journal (article/letter/editorial) | | world-wide locality index. The localities are listed by county, followed by a listing of the most prominent minerals...Alleghany County. Howard Freeland specimen and photo. Rutherford pegmatite in Amelia County and the Lynch...Station locality (turquoise crystals) in Campbell County, are now closed to collectors. However, landowners...(c) = currently closed to collecting Albemarle County Alberene soapstone quarry—Alberene amphiboie asbestos...asbestos, apatite, dolomite, erythrite, ilmenite, magnetite, talc Briar Fork—near Schuyler (excavation |  | | Journal (article/letter/editorial) | | equivalent) in Fergus County, Montana; Stanley County, South Dakota; and Jefferson County, Colorado; (5) the...the New Comolli Quarry, elevation 220 m, Elbert County, Georgia. The 01*/0” relationships in this profile... and miaa (+6-O). For purpoeea of oaloulation ilmenite and other aooeaory minemle small in quantity aere...montmrillonite 1383 projile The Big SW profile (roadcut, 260 m elevation, 2.4 km from the Pacific Coast...Coast, 9.7 km due north of Point Sur, Monterey County, California, was formed by intense montmorillinitic |  | | Report (issue) | | General stratigraphic column for western Amador County, California......................................Heavy mineral fractions are dominated by altered ilmenite and zircon. Distribution of feldspar is irregular...suites are characterized by the stable minerals ilmenite, zircon, andalusite, and rutile. Thus beds that...by the more stable minerals, such as zircon and ilmenite, while the upper member contains less resistant...area lies in Amador County, with small parts in Sacramento County and Calaveras County. Thus defined, the |  | | Journal (issue) | | described a peculiar variety of quartz from Nelson County, Virginia. This new variety of quartz, as cited...The complex extends from Loudoun County in the north to Grayson County in the south. A few occurrences...blue quartz. Pebbles along Byrd Creek in Goochland County show excellent chatoyancy (Dietrich, 1970). ASTERISM...grayed star, but specimens from Bull Knob in Henry County exhibit a4-rayed star (Dietrick, 1970). INCLUSIONS...1962), magnetite (Goldschmidt, 1954), apatite and ilmenite (Iddings, 1904) and zoisite (Dietrich, 1971). |  | | Report (issue) | | Page 103. Photograph of Linville Falls fault in roadcut along North Carolina Highway 194 about one-half...College and county seat of Watauga County), Blowing Rock, Linville, and Newland (county seat of A very...very County). The main sources of income are tourism and farming. Tobacco (mountain burley), cabbage, beans...add to the undergrowth. Morganton and Lenoir, the county seats of Burke and Caldwell Counties, r~espectively...tourmaline and zircon are widespr·ead. Sphene, ilmenite or magnetite, epidote, and rutile are other accessory |  | | Report (volume) | | Aiken County, S.C.-----------------5. Suction dredge of the National Lead Co., Duval County, Fla. 6...spirals at the plant of the National Lead Co., Duval County, Fla.-------------------7. Concentrating plant...of the E. I. duPont de Nemours and Co. in Clay County, Fla. ----------------------8. Suction dredge of...Nemours and Co., at the southern plant, in Clay County, Fla. _ _ _ _ _ _ _ _ _ _ _ _ 9. Aerial view of...offices of the Florida Minerals Co., Indian River County, Fla. III 3 15 16 26 29 29 32 33 36 IV CONTENTS |  | | Report (volume) | | The presence in the lone sands of zircon and ilmenite in appreciable amounts suggested to Alien (1929)...heavy-mineral contents, principally zircon and ilmenite (characterized by abundances of Zr and Ti, respectively)...table 2). The magnetic accessories, chromite, ilmenite, and magnetite, are comparatively devoid of uranium...parentheses beneath mean values] Location lone roadcut _ .. _ . _ ___._. Number of Sample type samples...2.7 3.0 3.3 4.0 4.4 4.6 2.1 3.7 taken from a roadcut in the upper sandstones near lone and from drill |  | | Report (volume) | | of Airport Sandstone Tongue of Baxter Shale in roadcut of Wyoming Highway 430 .... .. .. .. .. .. .. ...of Airport Sandstone Tongue of Baxter Shale in roadcut of Wyoming Highway 430 .... 7. Columnar section...Photograph of prodelta deposits in Blair Formation in roadcut of Wyoming Highway 430 ..........................7485 of prodelta deposits in Blair Formation in roadcut of Wyoming Highway 430.. ................... ....delta-plain deposits in Rock Springs Formation in roadcut of Interstate Highway 80 1/2 mi east of Rock Springs |  | | Journal (issue) | | crystals abound at the locally famous High way 62 roadcut just north of Bancroft, and in numerous other col...vein-dike near Long Lake in Olden Township, Frontenac County. Tabular pseudo-orthorhombic euhedra up to 10 cm...crystal (1.6 x 2 cm) from Olden Township, Frontenac County, Ontario. George and Susan Robinson specimen. menite...itself is for the type locality near Perth, Lanark County, Ontario.) Huge crystals of microcline up to half...Meany and Smart mines, all near Eganville, Renfrew County. Sabina (1965) reports a 320-kg crystal from Turner’s |  | | Journal (article/letter/editorial) | | respectively. The Wangjiawan section also lies in Jinning County and is about 23 km southeast of the Meishucun section...kaolinite with occasional crystals of altered ilmenite, and are considered to be tonsteins that are the...K-bentonite (arrow) in a carbonate section. (b) Roadcut at Gladeville, Tennessee, with Deicke (D) and Millbrig...~150 Middle-Upper Ordovician ash beds in southern Sweden, including the Kinnekulle K-bentonite, can be attributed...complexes that could be correlated to bentonites in Sweden and Estonia: the (1) Grefsen K-bentonite complex |  | | Report (volume) | | C A C c C A C A A A A A-a Magnetie-ilmenite c C C C C C 6 C c A-C A-C c O A-C C...quartz, potassium feldspar, biotite, and magnetite-ilmenite; the rock also contains minor amounts of hornblende...quartz, and sphene; minor minerals are magnetite-ilmenite, potassium feldspar, epidote, apatite, and scapolite...Accessory minerals are potassium feldspar, magnetite-ilmenite, pyrite, apatite, zircon, monazite, epidote, sphene...quartz, biotite, epidote, pyrite, sphene, magnetite-ilmenite, and rutile. These hornblendic rocks are slightly |  | | Report (issue) | | during hydrothermal alteration -----Sketch of roadcut at top of Geiger Grade showing relations of weakly...across resistant ledge in bleached rock exposed in roadcut along Geiger Grade-----------------Geochemical...from a roadcut at the top of Geiger Grade ---Analyses of bleached rocks exposed in a roadcut along the...NW%SEV4 sec. 1, T. 7 N., R. 27 E., in southeast Lyon County. According to Bonham, the age of the Coal Valley...rocks and remnants of unal- through 1957 in Storey County in the Comstock Lode tered Kate Peak in the vicinity |  | | Journal (article/letter/editorial) | | The first location visited was the Grant Mills roadcut on route 121, where we looked fot danalite crystals...crystals in the world are found at the Grant Mills roadcut in Cumberland. Tetrahedrons of danalite up to three...hyalite, greenockite, smithsonite, zircon, and ilmenite. the road from the Diamond Hill State Park. These...only occasionally in the dumps. Fill from the roadcut is being used for the parking area at the ski slope...Rhode Island Location 1 - is the Grant Mills roadcut. Location 2 - is the Calumet Hill g.ani'.e g u |  | | Book | | recommendation, ground and polished a feldspar from the county of Larvlk, noted that It had the same property...September Wohler left Sweden after one ( 1770-1847)for a journey through Sweden year of practice in...the son of They travelled up the west coast of Sweden a wealthy merchant and cabinet minister to Christiania...returned to Norway when he was appointed as galena, ilmenite, apatite, garnet, chlorite and kaolinite (probably...a number of Fe-Ti-Pore bodies with magnetite, ilmenite, apatite and mafic he discovereda large nepheline |  | | Report (issue) | | Bed in the Eggleston Formation near Hagan, Lee County, Virginia. Photograph taken by Stig M. Bergstrém...1991). In their study of Ordovician K-bentonites of Sweden, Velde and Brusewitz (1982) reported that, in general...to 350 °C for phengitic mica (Hunziker, 1979). Sweden, of vide further (Brusewitz, K-bentonite The significance... biotite, plagioclase and potassium feldspar, ilmenite, apatite, zircon, and magnetite. The principal...magnetite and ilmenite less common. Anatase or rutile are the common pseudomorphic forms of ilmenite. Quartz |  | | Journal (article/letter/editorial) | | quartz, Manhan River mine, Easthampton, Hampshire County, Massachusetts. Marvin Rausch specimen, Jeff Scovil...branch of the Calumet and Hecla mine, Houghton County, Michigan. A. E. Seaman Mineral Museum (Michigan...JulyIAugust: Vanadinite and wulfenite, Old Yuma mine, Pima County, Arizona. Les Presmyk specimen, Jeff Scovil photo...Point claim, Lake George intrusive center, Teller County, Colorado. Dave Bunk specimen, Jeff Scovil photo...Rhodochrosite, area 28, level 20, Eagle mine, Gilman County, Colorado. Dave Bunk specimen on loan to the Colorado |  | | Journal (article/letter/editorial) | | muscovite, plagioclase, chlorite, quartz, and ilmenite with combinations of accessory pyrrhotite, chalcopyrite...pyrite, pyrrhotite, chalcopyrite, sphalerite, and ilmenite. Sandstones in the biotite zone all contain biotite...biotite, muscovite, plagioclase, quartz, and ilmenite with various combinations of accessory pyrite, pyrrhotite...with various combinations of accessory pyrite, ilmenite, and chalcopyrite. Two of four samples of limestone...plagioclase is oligoclase instead of albite; and (b) ilmenite occurs instead of rutile. Mafic dikes in the chlorite |  | | Journal (article/letter/editorial) | | 3(a). Continuous, views of the entirety of SR20 roadcut exposures of this detrital serpentinite horizon...example of the Google Maps Streetview photographs roadcut exposures near the easternmost limit of exposures...6m1!1e1, In addition the continuous series of roadcut photographs, the Google Maps Streetview Figure...c)]. Two amphibolites blocks I examined contain ilmenite rimmed by titanite [Figure 4(i)], whereas a coarser...prehnite is shown in Figures 4(i,k)]. Whereas ilmenite can form at low to moderate P, rutile suggests |  | | Report (volume) | | [biotite]-magnetite-muscovite-albite-quartz gneiss. Roadcut eastern flank of Bissell Hillin Killington Peak...Peak quadrangle. 4. Medium-gray, medium-grained ilmenite-epidote-chlorite muscovitequartz-albite granofels...abundant inclusions of epidote and flakes of ilmenite. Roadcut that is so prominent elsewhere along the...quartzite and siliceous phyllite can be seen in the roadcut exposure north of U.S. Route 100A, east of Plymouth...to exposures located near Cresthill in Fauquier County as the "Crest Hill Granite." The name Robertson |  | | Journal (issue) | | Creek area in Polk County {22g}*** and the beds exposed 6t Sacchi Beach in Coos County are essentially equivalent... s.. s.. s.. i. i. - -- 3. Elkton Tyee. Roadcut on south side of Umpqua River about H or H mi les...labiata Reuss. 9. 4. Comstock overpass Tyee. Roadcut at east end of {former} highway overpass~· mile...originated from the nearby Oregon Chrome mine, Josephine County, subsequent depot purchases have included a considerable...times duing the 1956 season. These are (1) the Tri-County mill operated on a custom basis, (2) the AI Dunn |  | | Journal (issue) | | WASHINGTON November 8, 2008 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...that had once been enstatite, grayish blades of ilmenite, lots of prisms of plagioclase, a few aegirine...plagioclase and the stumps of oxidized enstatite and ilmenite. 3 Pseudobrookite Twins from the Lemolo Lake...Park, and is found very sparingly on oxidized ilmenite in the cavities at Summit Rock just to the north...enstatite, pseudobrookite, and tridymite, with ilmenite crystals conspicuously absent. Extensive twinning |
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