 | | Report (issue) | | Map of Southwestern Sequoia National Park, Tulare County, California By Thomas W. Sisson and James G. Moore...Map of Southwestern Sequoia National Park, Tulare County, California By Thomas W. Sisson and James G. Moore...topographic quadrangle (sheet 2), both in Tulare County. Mapping was performed mainly on the 1:24,000-scale...King, Silver City, Quinn Peak, Moses Mountain, Case Mountain, and Dennison Peak 7.5 topographic quadrangle...Kaweah River to 12,432 feet at the summit of Florence Peak along the crest of the Great Western Divide. Previous |  | Bates, Anne L., Spiker, Elliott C., Hatcher, Patrick G., Stout, Scott A., Weintraub, Vicki C. (1995) Sulfur geochemistry of organic-rich sediments from Mud Lake, Florida, U.S.A. Chemical Geology, 121 (1) 245-262 doi:10.1016/0009-2541(94)00122-o | Journal (article/letter/editorial) | | 22092, USA bFuel Science Program, The Pennsylvania State University, University Park, PA 16802, USA cUNOCAL...Technology Division, P.O. Box 76, Brea, CA 92621, USA Received 15 November 1993; revision accepted 5 October...35-10.7% on an ash-free and carbonate-free basis) and is dominated by disulfide (pyrite), with maxima...formation of disulfide minerals (marcasite and pyrite) from H2S is con- 248 A.L. Bates et al. / Chemical...loss after combustion at 900°C for 4 hr. The term "ash" will be used in this paper to refer to non-combustible |  | | Journal (volume) | | CALIFORNIA DEPARTMENT OF NATURAL RESOURCES DIVISION OF MINES FERRY BUILDING, SAN FRANCISCO WALTER Vol. 39 W...Mineralogist JANUARY 1943 No. CALIFORNIA JOURNAL OF MINES AND GEOLOGY QUARTERLY CHAPTER OF STATE MINERALOGIST'S...MINERALOGIST'S REPORT XXXIX STATE DIVISION OF MINES FERRY BUILDING, SAN FRANCISCO CALIFORNIA 21200 LIBRARY...UNIVERSITY OF CALIFORNIA DAVIS 1 DIVISION OF MINES EXECUTIVE AND TECHNICAL STAFF WALTER W. BRADLEY...of the Division of Mines, by Walter W. Bradley SAN FRANCISCO FIELD DISTRICT Mines and mineral resources |  | | Journal (article/letter/editorial) | | the profile. The mineralogical composition of the ash is mainly quartz @O-90%), with feldspar (5-15%) and...Biogenic Si represents another important fraction of ash and is abundant (30-‘70%) at discrete depths. The...in Fe/SC are found in both cores above peaks in ash content and density. These appear to correspond with...(dust) to Belorussian peat bogs with the rates of ash accumulation in the peats and estimated that 90%...dissolution of ferromagnesian minerals in volcanic ash buried in some acidic New Zealand peat bogs. Biotite |  | | Report (issue) | | of Geosciences, University ofArizona, Tucson, Arizona 85721 ABSTRACT The years since Snowbird I have...Histogram of the periods at which the highest spectral peak occurs, for 1 ,000 perturbed time series of 21 impact...thermal structure of p. 833-836. Richards, M. A., Duncan, R. A., and Courtillot, V. E., 1 989, Flood basalts...Galaxy and the Solar System: Tucson, University of Arizona Press, p. 409-416. Urey, H. C., 1973, Cometary...relative to a persistent source of magma (Richards and Duncan, 1 989); (2) elevations of these volcanic islands |  | | Book | | . . . . . . Anthropogenic acti vit y trace d by ash content in pea t deposits . . . 7. Palaeoecologica...in the central Asian Highlands, in the south-west USA , and in Peru. It is possible that such local ,nontane...lakc-lc,cls at 18,000 B.P. in the so uth -wes t USA and parts or northern Africa. Lake producti, ity...th en spread in diffe rent directions ove r tho usa nds of kil ometres from di ffe rent glacial re fugia...as reflecting: (1) Clearance of elm-oak- lime- ash forest by nomadic Neolithic people using flint axes |
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