 | | Report (issue) | | C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...updated “check list” just alluded to, (2) a county-by-county listing of the minerals, and (3) resumes of...(Haydcnitc) 9 Virginia Mineral Localities by County This list is included for possible aid in planning...listed only* if localities arc given for them. The county lists do not include com mon rock-making materials...to occur only as traces. ACCOMACK COUNTY: none given. ALBEMARLE COUNTY: actinolitc, agate, almandine, amethyst |  | | Journal (article/letter/editorial) | | 1910). At one time, jasper was mined at the Parrot mine (Chittenden Co.) on a small scale for use in colorful...The Belvidere Mountain quarry, Low ell (Orleans County) is the most signifi cant locality in the state...producers. The nearby hamlet of Eden Mills (Lamoille County) is the commonly given but incorrect name for the...scorodite sepiolite siderite sillimanite sodalite spessartine sphalerite spinel? staurolite stilbite stilpnomelane...cities and differ from some states that have strong county governments with jurisdiction over large expans |  | | Journal (article/letter/editorial) | | highlyfractionated,and havea largenegativeEu anomaly.The spessartine-rich rocks(6.3-8.9 wt % MnO) are in places interlayered...principalsegments western Virginia and adjacent North Carolina the (WrightandRaman,1948;KlineandBallard,1949)...the unusual(nearly extends southwestward into North Carolina to an monomineralic)wall rocks have been analyzed...Formationare the Ore Knob metasedimentary deposit,North Carolina("-'1.4 milliontons),55 km cally aboveand below...Formation Basement X • I 2 •OUTH 3 4 5 CAROLINA -• \ • ' rocks (Grenvillean) Massive sulfide |  | | Journal (article/letter/editorial) | | rltungameteorite, metallography, 1139. Aroostook County, Maine, ganophyllite, 893. Arrojadite, Rhodesia...Belnhausen, Darmstadt, Germany, ankerite, 138. Benallt mine, Caernarvon~hire, Wales, bannisterite and ganophyllite... topaz, hafnian zircon, 50. Bepe, Rhodesia, spessartine, 50. Bertrandite, Scotland, cryst., opt., sp...sp. gr., 60. Beryl Rose, Rhodesia, spessartine, 50. BHATTACHARJEE (C. C.), anals, by, 344 ft. BHATTACHERJEE...area, Singhbhum, India, 671. Big Creek, Fresno County, California, celsian, 914. BIGGAR (G. M.), Apatite |  | | Journal (article/letter/editorial) | | Canada Sasanodeposit Yoshiokamine, SW Japan Victoria mine, Nevada DouglasHill and CastingCopper mines(Yerington...(numbers refer to localities on Fig. 1) 1. Empire mine, B.C., Canada (Sangster, 1969;Haug, 1976) 2. Larap...Daiquiri, Cuba (Lindgren and Ross, 1916) 4. Strawberry mine, California (Nokleberg, 1981) 5. Sangdong, Korea(John...(Ely) district,Nevada (James,1976) 9. Carr Fork mine, Bingham mining district, Utah (Atkinson and Einaudi...from some, such as the skarn at the Mason Valley mine Haug (1976), Ashley (1980), Guy (1980), Sweeney(1980) |  | | Journal (article/letter/editorial) | | retrogression and multiphase deformation. This suite (the Mine Sequence) is probably a deeper water sequence than...monotonous graded bedded deep water pelite suite. The Mine Sequence has undergone incipient pre-metamorphic...Fig. 1. Cross-section of the Mine Sequence, Section 30, Zinc Corporation Mine, Broken Hill 20 (amphibolite)...volcanism. Zinc Corp New B.H '1 lens' B Io ed~- North B.H. 3 lens 2 lens = A [ode Fig. 2. Schematic...ellipsoidal masses in galena-sphalerite-rhodonite-spessartine-quartz assemblages and is more common as a minor |  | | Journal (article/letter/editorial) | | study, we describe the sequential weathering of spessartine- and pyrope-bearing almandine garnet in metamorphosed...al., 2013) whereas those from weathering of spessartine are birnessite, lithiophorite, nsutite with minor...containing significant spessartine and pyrope (65–73% almandine, 15–22% spessartine, 6–9% pyrope, 1–5% grossular...by granitoids emplaced at 1.7–1.8 Ga and 0.9 Ga (Knight et al., 2002; Kaur et al., 2007, 2009, 2011). The...from the south-west during summers and from the north-western in winters. 200 A.S. Baidya et al. / |  | | Journal (issue) | | Branch Chairmen: Midlands - G.M. Green, North West - I. Knight, Scottish - B. Jackson, South West - R...the eastern flank of the Sudete Mountains of the north-east Bohemian Massif. They occur on the southeastern...outlying ridge that stretches north-westwards from Jordanow Slaski. To the north-east, the site overlooks... 1914). 451 451 464 Figure 3: View looking north of the quarry workings. Photo by Douglas Nichol...deep and the nephrite jade workings occupy the north-western corner of the principal quarry (Figure 4) |  | | Journal (article/letter/editorial) | | content ranges from 10.2% to 12.5% while the spessartine in solid solution is limited (1.4-4.9%). On the...toward rims, while its ACCEPTED MANUSCRIPT spessartine+almandine component ranges from 31.4% to 35.8%...content from the early cores PT to the more spessartine rich rims that is consistent with the increase...distinct crypto-zoning in which grossular and spessartine components increases towards the core as CaO...(Leblanc and Lbouabi, 1988) and PT in Canada (Knight and Leitch, 2001) that acquires alkaline fluids |  | | Journal (article/letter/editorial) | | Occurrence in Carroll County, Georgia" (November/December 1988). Banks County 184 ROCKS & MINERALS...Bentley provided many of the photographs. Baldwin County Milledgeville district—between the State Sanitarium...pit—east of S.R. 243 near the Baldwin-Wilkerson County line: kaolinite (Martin and Stafford, 1972). Cheatham...property—Route 3, Commerce, 4.8 km from the Jackson County line, 8 km east of Commerce on S.R. 59, and 0.8...Calgary] at 09:55 07 August 2017 Barrow County Arnold mine—1.6 km northeast of Statham, near the head |  | | Book | | CHAPTER 8 Tennessee 8 7 6 CHAPTER 10 South Carolina ......... _ .......... _ _ .... ____________________............._........... 7 3 6 CHAPTER 9 North Carolina 4 2 3 3 9 6 3 CHAPTER 1 GEM H U N T...g e s w h i c h c r e s t a t M t . N o r t h Carolina, a n d C l i n g m a n ' s Dome, Tennessee. Because...was m e r e l y p a r t o f t h e waste o f t h e mine. W h a t t h e y needed was h i g h grade ore o...n d m 1799 i n Cabarrus C o u n t y, N o r t h Carolina, b y a s m a l l b o y w a l k i n g along a m |  | | Journal (article/letter/editorial) | | Alteration and mineralisation occurs within the north to north-northeast striking, steeply east-dipping, Mount...paralleling primary layering within the tholeiitic mine sequence. Two main styles of wallrock alteration... in the first half of this decade, regional and mine scale studies of Archaean lode-gold mineralisation...Western Australia Že.g. Hagemann et al., 1992; Knight et al., 1993; Neumayr et al., 1993; Bloem et al...sulphide-zone ore at Enterprise, Donkey D, Orion One, Orion North and Deep South, and primary gold–silver deposits |  | | Journal (article/letter/editorial) | | is still much dispute about the structure in the mine area. The structural models by Hobbs (1966), Hodgson...the major generations of folds recognized in the mine area being F2 and F 3 . First generation folding...NODE, NSW produced large-scale structures, and the Mine Sequence lies on a single inverted F, limb. The...quartz. Three major tight F2 folds are present in the Mine Sequence. In the southern portion of the field,...formed (Plimer 1976a). F3 folds are common in the mine area, and synchronous retrograde metamorphism produced |  | | Journal (issue) | | Branch Chairmen: Midlands - G.M. Green, North West - 1 . Knight, Scottish - B. Jackson Examiners: A.J....1355-4565 A A new new find find of of spessartine spessartine garnets garnets in in Nigeria Nigeria Thomas...features features of of spessartine garnets from a new occurrence in Nigeria are spessartine garnets from a new...garnets have have aavery very high high spessartine spessartine component component of of 89-95% 89-95%...to those of spessartine specimens (type a spectra) are very similar to those of spessartine from from Kunene |  | | Journal (article/letter/editorial) | | 1986; Bancroft and Weller, 1993兲. The Botallack mine, near St. Just, Cornwall, is usually considered...evidence that the type locality is not the Botallack mine, and that the original material collected by Richard...Cock, a rich little copper mine very close to the Botallack 共Crowns兲 mine 共Knight, 2002兲. Exceptional samples...levels of the Levant mine, which is approximately 1 km north of the Botallack mine. Small finds of botallackite...共Schnorrer-Köhler, 1987兲 and from the Sounion #19 mine, Laurion, Greece 共Wendel et al., 1999兲, showed this |  | | Journal (article/letter/editorial) | | Available online 07 February 2017 Editor: Dr. J. Knight Keywords: Garnet Central Alps Provenance Heavy...(pre-Alpine) garnets. Extraordinary grossular- and spessartine-rich garnets of the External massifs, which experienced...nappe stack. The variable pyrope, grossular and spessartine components of these almandine-rich garnets can...Iberian plate separating the Valais trough in the North from the Piedmont-Liguria ocean in the South (Schmid...Alpine metamorphism of the Central Swiss Alps. From North to South the metamorphic grade is increasing. Modified |  | | Journal (issue) | | driven in connexion with the Loch Sloy Scheme of the North of Scotland Hydro-Electric Board have provided continuous...discussed. INTRODUCTION THE Loch Sloy Scheme of the North of Scotland Hydro-Electric Board impounds water...extremely rugged and mountainous country 4 miles north of Arrochar, Dunbartonshire. The catchment area...igneous rocks of one or other complex. Tunnels A (North Drive portion from Allt Arnan), B, C, E and F, which...veins intervenes between the Ultrabasic Rock to the north and the hornfelsed rock to the south. A vein of |  | | Journal (issue) | | Winter Branch Chairmen Midlands: J.W. Porter North West: 1. Knight Examiners A.J. Allnutt, MSc., Ph.D., rCA...been produced since 1976 from the Chuncheon area, north east of Seoul, in the Province of Kangwondo, which...Ch'unch'on). Annual production of the nephrite mine (the Daeil Mine) is reported to be approximately 80 000-90...map of nephrite mine area, Chuncheon, Korea. Occurrences The geology of the nephrite mine area consists...1995,24, 8 549 Fig. 3. Mine workers remove nephrite ore at the Daeil Mine, Chuncheon, Korea. The nephrite |  | | Journal (article/letter/editorial) | | For the locality references we have retained the county names in use immediately prior to the 1973 regionalization...also like to thank R. W. Barstow (Cornwall), J. R. Knight (Manchester), T. M. Seward (DSIR, New Zealand)... Geikie (ed.), The Geological Structure of the North-West Highlands of Scotland. ·Mem. Geol. S11r11....hornblende-schist and associated with tourmaline and epidote, north-east of Loch Maree, Ross and Cromarty. C. T. Clough...Barbertonite Red-brown encrustation on quartz, High Pim Mine, Wanlockhead, Dumfriesshire. A. K. Temple 1955, |  | | Report (issue) | | Uranium occurrences in non-sedimentary rocks of North Carolina ..... 67 Table 12 Uranium occurrences in non-sedimentary...occurrences in non-sedimentary rocks of South Carolina ..... 85 Table 15 Uranium occurrences in non-sedimentary...Uranium occurrences in non-sedimentary rocks of north-central New York........................65 Figure...Uranium occurrences in non-sedimentary rocks of North Carolina................................77 Figure 17...occurrences in non-sedimentary rocks of South Carolina. ............*......*...........86 Figure 20. |  | Benimoff, Alan I., Benoit, Paul H., Moore, Paul B., Sclar, Charles B. (1991) A unique manganese-rich silicic edenite in the Grenville marble, Fowler, New York. American Mineralogist, 76 (7-8) 1431-1433 | Journal (article/letter/editorial) | | Grenville Marble on the 2500-foot level of the no. 4 Zn mine at Balmat, New York. In 1982, we found another Mn-rich...EDENITE t432 ruSNM 96189) for Mn; and Tiebaghi Mine chromite (USNM I 17075)for Cr. Operating conditions...composition in associationwith braunite and spessartine,provides evidencefor the closecontrol on the...Mineralogist, 63, 250-257. Dill, D.8., Delorraine, W.F., Knight, R.H., Johnson, J.T., and Grout, C M. (1978)GeologicalField...(1978)GeologicalField Guide to the Balmat Zinc Mine. St. Lawrence County, I.[Y. Fifth Intemational Association |  | | Journal (article/letter/editorial) | | 500-mile-long state situated mainly between 35° and 36.6° North latitude and bounded on the west by the Mississippi...(top left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo...(left). Fluorite, 2.5 cm on edge, Elmwood mine, Carthage, Smith County. Terry Huizing specimen and photo. Figure...Figure 4 (right). Cumberland mine, Smith County. Travis Paris photo (2004). Figure 5 (far right page) |  | | Journal (issue) | | row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...twin, 5.5 cm, from the Amo tin deposit, Ximeng County, Yunnan, China. Wally Mann collection; Joe Budd...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...2.2 cm, from the Pulsifer quarry, Androscoggin County, Maine. Kyle Kevorkian collection; Jordan Root...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The |  | | Report (issue) | | hausmannite, beraentite, neotocite, alleghenyite, spessartine, rhodonite, Mn-opal, manganite, pyrolusite, coronadite...Lindgren (1911); Yeend (1974); Victoria, Australia Knight (1975) Placer Au PGE (high energy) 6.3 Younger...Signature; P, C, U, N, F Examples Paulista, Brazil East North, and South Florida Offshore Savannah, Georgia References...Caledonia Cerro Matoso, Colombia Nickel Mountain, Oregon USA Greenvale, Queensland, Australia References Troly...R., 1975, Mount Keith Nickel Sulfide Deposit in Knight, C. L., ed., Economic geology of Australia and |  | | Journal (issue) | | P. 124 COLOUR-COMPOSITION RELATIONSHIP IN SPESSARTINE FROM AMELIA, VIRGINIA by JOHN SINKANKAS, B...Pyralspite End-Members End-Member Pyrope Almandite Spessartine Formula G. w(Na) Mg3Al 2 Si 3 Oi2 Fe3Al2Si3Oi2...Garnets Principal End-Member Pyrope Almandite Spessartine G «(Na) 3-7-3-9 3-9-4-2 4-16-4-19 1-73-1-76...Colour Characteristic Tinge Pyrope Almandite Spessartine Dark red Dark to pale purplish-red Dark red-brown...of our investigation of fifty colour-graded spessartine samples from Amelia, Virginia, indicate that |
|
