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| ROBERT B. COOK HEMATITE Downloaded by [Australian National University] at 00:22 05 January 2015 CAVRADI...Mountain, Georgia; manganite from Ilfeld, Germany; and hematite from the Alpine countries. Prices for the...produced are indeed rare. Well-crystallized Alpine hematite in both roselike aggregates (eisenrose) and large...subject of this issue’s Connoisseur’s Choice. Hematite occurs in a variety of habits, varying from steelgray...fracture. It is brittle and elastic in thin laminae. Hematite has a variable hardness of between 5 and 6 and |
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| of cleavable barite occur at a quartz-crystal locality as float in red soil south of U.S. Highway 250...across and to one inch in thickness. Ncar the same locality similar barite was also found in excavations made...of cleavable barite occur at, a quartz-crystal locality as float in rcd soil south of U.S. Highway 250...across and to one inch in thickness. Ncar the same locality similar barite was also found in excavations made...Howardsville (Furcron, 1935) which is not far from the locality mentioned by Jefferson. CERUSSITE - Cerussite |
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| Muqui in Espirito Santo, and the Gurupi coastal region, between the States of Maranhao and Para; and also...phosphorous bauxite oc currence in the Gurnpi coastal region, between the States of Mara nhao and Para ; the...Moraes, studying the copper deposits of Pedra Branca region, in the States of Paraiba and Rio Grande do Norte...already shipped 1,950 tons of chromium ores to Germany, there existing the possibility of 5,000 tons being...calendar years 1937-1938 1937 Kilos 1938 Mil reis Germany Italy . . . . . . . . . . . . . . . 850 . 000 |
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| Mineral Index 145 148 . in Pennsylvania Locality Index 37 146 . Additional reading 125 ....Cross-Section Through the Open Quartz Crystal Locality Secpience of Mineral Formation Map Muncy Rhombohedron...rectangle will pose no problem. An example is the locality for limonite pseudomorphs after pyrite found near...hours before he arrived, ever, at the collecting locality. only narrows down However a topographic ...features by which an exact pin-pointing of the locality A may be made. topographic map is the representation |
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| localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...crystals of edingtonite were first found in 1978. The locality has yielded lustrous, tabular crystals of ilmenite...mineral was then called "washingtonite," after the locality. For the rest of the 19th century and well into...largest known single ilmenite crystal from any locality worldwide. The crystals are blue-black and lustrous...lustrous, though some which are coated by rutile or hematite are yellow or red and earthy; they are equant |
 | Dare, Matthew S., Tarduno, John A., Bono, Richard K., Cottrell, Rory D., Beard, James S., Kodama, Kenneth P. (2016) Detrital magnetite and chromite in Jack Hills quartzite cobbles: Further evidence for the preservation of primary magnetizations and new insights into sediment provenance. Earth and Planetary Science Letters, 451. 298-314 doi:10.1016/j.epsl.2016.05.009 | Journal (article/letter/editorial) |
| with any remaining magnetization attributable to hematite produced from modern weathering. Irrespective...and Cottrell (2013) emphasized the ubiquity of hematite linked to modern weathering. The demagnetization...Gerais, Brazil, Smithsonian USNM #114887; hematite, locality unknown (RPI); troilite, Staunton, VA., American...American Museum of Natural History; pyrite, locality unknown (RPI); orthoclase, OR-1, synthetic, Harvard/Geophysical...New Caledonia, Smithsonian USNM #117075; nickel, locality unknown (RPI); diopside, Di2Ti synthetic, Geophysical |
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| Frances Creek Flematite Locality • Rum Jungle Mineral Locality • Daly River Agate Locality • Edith River Topaz...Topaz Locality 20 2. Victoria River Downs Region............................................. • Kalkaringi...Kalkaringi (Wave Hill) Locality • Glenarro Bore Zebrastone Localities 23 3. Barkly Tableland.............Amethyst Locality • Moonlight Rock Hole Locality • Tennant Creek Government Battery Gold Locality 27 5....... • Alice Springs Amethyst Locality • Glen Helen Amethyst Locality • Harts Range Mineral Localities |
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| . . . .. .. ... . . . . ... . ... . . . . . . Locality Index . . . . . . ............ . . . . . ... ...Through the Open Pit at CortT\vall . Quartz Crystal Locality . . . ... Se9 uence of Mineral Formation at Easton...mineralogical and geological information given for each locality have been expanded to include new data on crystal...before he arrived, if ever, at tl1e collecting locality. Ho,vever a topographic map not only narrows down...featt1res by ,vhich an exact pin-pointing of the locality may be n1ade. A topographic n1ap is the representation |
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| answer the purpose extremely well, and are sold in Germany at a — — — — very cheap rate. Besides occurring...Fayalite. Hematite. Specular Iron, Crocoisite, Pyrosmalite. Micaceous Iron. Eed Hematite, or Fibrous...Quellerz. Umber, tine. Diadochite. Brown Hematite. Hematite. Ochre, or Ochry Iron Ore. Yellow Ochre....217, column 78, 79, : headed "Analysis" ''Locality,''^ and "'Name" from article "Carnallite' to"CARNAT...Ti." : Stirling.)" line 18 trom top : after "Locality " add, " Stirling, ". r : : GLOSSARY OF |
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| mineral locality, he writes up a brief report on the trip. The date, who went with him, locality visited...one picture but often two, three or more of each locality, also appear with each report. All this makes...forming a loading WUESTNER platform for trucks. (Locality 13.) While the uppe r part of the quarry consisted...26 is at a low water level, 2 feet, where the locality has a 9 foot stage. t s 1 , ut e. ROCKS...distance southeast of Locust Grove on Route 73 (Locality 18) ; another at the junction of Routes 41 and |
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| magnetite; pale gray = siderite; dark gray ---hematite. Locality: Schefferville, P.Q., Canada. Magnification...sid~rose; gris fonc~ --- quartz; noir = cavit~s. LocalitY: Schefferville, P.Q. Grossissement: X 240. Lumi~re...siderite; dark gray = quartz; black = cavities. Locality: Schefferville, P.Q., Canada. Magnification ---...quartz (chert); noir = trous dans le polissage. LocalitY: Schefferville, P.Q., Canada. Grossissement ×...× 240; lumi~re r~fi~chie polaris4e. Fig. 7. Hematite replacing siderite. This replacement is partially |
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| authors have collected the following in the area: hematite with quartz crystals, talc, galena, siderite,...and natroalunite Crystal Hill is a very famous locality from which have come fine quartz crystals and...Many fine specimens may still be obtained at this locality. Approximately four miles southwest of Quartzsite...crystallized and contains perfect black crystal plates of hematite. Although many fair specimens may be easily obtained...careful work with chisel, gad and hammer, since the hematite crystals are very fragile. Many of the hills in |
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| Werner Lieber Heidelberg, West Germany Olaf Medenbach Bochum, Germany Eric Offermann Arlesheim, Switzerland...Weinfeldstrasse 17 D-6200 Wiesbaden-Biebrich West Germany with color photos by O laf Medenbach Institut fur...Bochum, Postfach 2148 D-4630 Bochum-Querenberg West Germany Figure 1. The Kop Krom mine, Kop Dag. Photo by...clinochlore, have recently been discovered at a new locality in the remote Kop Daglan (Kop Mountains) o f eastern...)2*3H 20 Artinite is very common in the Kop Dag region. It occurs dissemi nated in the altered serpentine |
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| snowbirds’ paradise by Helen Serras-Herman Jasper-Hematite in the Arizona Desert ..........................e-mail: broberts@rockngem.com Field Trips gives locality information for reference purposes only. Readers...good place to park and start searching. Jasper-Hematite in the Arizona Desert A Quartzsite Field Trip...jasper-hematite material lying in a shallow wash. These two choice pieces of jasper-hematite-quartz...cutting-grade jasper-hematite mix. The jasper is a solid brick red, and the hematite is solid black. In |
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| Miller 9 11 73 Geology of the Needles-Goffs Region, San Bernardino County, California, by William...Bernardino Mountains Shaver Summit and Desert Center region Seven-level Hill area Structure and age LATE...Coxcomb 13 14 14 18 19 20 21 21 21 21 21 22 Blythe region Orocopia schist Page 12 61 64 65 65 66 67 67...locally injected lit-par-lit by pegmatitic granite. Hematite-bearing metasediments of probable Paleozoic age...whole mapped strip lies within the great desert region of southern California. Topographically the rugged |
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| Precambrian iron formations in the Lake Superior region. Geol Soc Am Bull 94: 325340 Lowe DR (1983) Restricted...in some Oxisols and paleosols (McFarlane 1976). Hematite in these soils and paleosols is remarkably stable...science of the IGCP 157 meeting at Maria Laach, Germany, in 1988. I thank especially Manfred Schidlowski..."quartzite". Using a name for a small lake from the type locality, the quartz-sericite schist is called the Hokkalampi...All groups of the Karelia Supergroup occur in the region (Fig. 1). Although the rocks were subjected to |
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| the Pennine escarpment and in Lunedale, and for hematite near Egremont. However, very substantial quantities...presently understood of the geological history of the region. A more deta.iled geological map is also provided...associated with the Lake District batholith 18 Hematite deposits of west and south Cumbria 19 Mineralisation...stratigraphical and structural subdivisions of the region. The extent to which the data reflect metalliferous...localities. For explanation of the geology see Figure 3 Locality Lake District 1 Sandbeds Potts Gill 2 3 Roughton |
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| , California. With CELSIAN . 3 x 2 x 1 ½ 1.50 HEMATITE, St . Gotthard . Xld. "Eisenrose" . 1 ½ x 1 ....in the southeast part of the Thomas Range, in a region about two miles square, centered at Lat. 39°42'...Lake Gty aeronautical maps. No two maps of the region are in agreement, due to inadequate surveys and...esting mineral area, producing large quan- in the region await the professional retities of topaz crystals... A small quartz pebble, deeply stained red by hematite, was also noted. The quarry parallels the road |
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| Co .. California). This is an old, well-l-nown locality and as one active field-collector told me: '"I...3 The Axinite Group (Continued from page I) Locality Franklin FezO_. Ii FeO 1.03 Franklin, NJ 1...Central Kazakhstan 0.47 5.12 7.03 0.91 I 1962 Germany 1.87 1.35 11.54 0.34 Nonvay 1.62 0 12.86...other contributions that appear in its pages. Locality articles should not be construed to permit or...so we should not assume all specimens from this locality are necessarily the same species. At least four |
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| are several small mining operations in a general region they can all benefit by forming a cooperative or...Japan Japan Japan Hoboken, Belgium Hamburg, W-Germany Seoul, Korea MARKETING FUNDAMENTALS THAT WORK...and some other components !tike gibbsite, clay,hematite, quartz and suiphides and occasional gold dust...constitution of the matrix 1s extremely variable. Hematite goethite and silica are abundant in case of banded...and abundant colluvium. From the Brazilian Amazon region in gold prospects, lateritisea coljuvium 1s identified |
Hematite locality, Lenzkirch, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany