 | | Journal (article/letter/editorial) | | Saxony, belvine, 627 ~gi~ (~l~jquO Rodeberg, glauconite, 753 SCOTLAND France Auchinstarry quarry,...prehnite, biotite, hornblende, plagioclase, 526 Glauconite, 753 Nigeria Jos plateau, anorthosite, I93;...COLORADO Cookstove Mtn., El Paso County, genthelvite, danalite, 6z7 El Paso County, genthelvite, 627 St...St. Peter's Dome, El Paso County, danalite, 627 Western Cheyenne Canyon, genthelvite, 6z7 MASSACHUSETI~...Moulton mine, Butte, helvine, 627 Great Falls, glauconite, 753 Lexington mine, Butte, helvine, 627 NEW |  | | Report (issue) | | shale. The Peerless locally contains abundant glauconite and often weathers to a reddish brown color....as shown by the sudden appearance of abundant glauconite. We interpret this to reflect a further increase...Locations of measured sections Manitou Springs #1-- El Paso County, Colorado, SE SE section 31, T. 13 S., R. 67...Springs #2--El Paso County, Colorado, SW SE section 31, T. 13 S., R. 67 W. Williams Canyon #1--E1 Paso County...32, T. 13 S., R. 67 W. Cave of the Winds #l--El Paso County, Colorado, NE SE section 31, T. 13 S., R. 67 |  | | Journal (article/letter/editorial) | | South Wales, anal., X-ray, 765 Cookstove Mtn., El Paso County, Colorado, genthelvite, danalite, 627 Coordination...anals, by, I68 ELLIS (B. G.), anals, by, 256 El Paso County, Colorado, genthelvite, 627 ELSDON (R.), Manganoan...East Greenland, petr., anal., 259 Gabon Co~z~t,glauconite, 753 Gads Hill, Tasmania, tacharanite, 887 GAINES...caledonite, 536 GIBSON (I. L.), see WEAVER(S. D.), 415 Glauconite, Belgium, France, Gabon, and Montana, anal.,...and their oxidation, 467 Grandview mine, Grant County, New Mexico, helvine, 627 Granite, Aberdeenshire |  | | Report (issue) | | depositional environments of the Lower Ordovician El Paso Formation by Russell E. Clemons New Mexico State...C CAROL A. HILL, Albuquerque ALONZO D. JACKA, Texas Tech BOB JULYAN, Albuquerque SHARI A. KELLEY, SMU...CONCLUSIONS 44 REFERENCES 45 APPENDICES 49 A—OTHER EL PASO FORMATION SECTIONS 49 B—QUANTITATIVE ANALYSES OF...Jose, McKelligon, and Padre Members and total El Paso Formation at 38 sections sampled 8 2—Criteria used...features observed in the El Paso Formation 43 Al—Approximate thicknesses of other El Paso Formation sections |  | | Report (issue) | | ______________________________ _ Lower Ordovician rocks-El Paso Dolomite _______ _ ~iddle Ordovician rocks- Upham...wedges out northward in the Oscura Mountains. The El Paso Dolomite of Early Ordovician age rests with apparent...Middle Ordovician age disconformably overlies the El Paso. The Montoya wedges out northward in the southern...Rocks of Pennsylvanian age lap across the Montoya, El Paso, and Bliss Formati'Ons and rest on Precambrian...east trending drainage divide near the New Mexico-Texas boundary. PHYSICAL FEATURES The Mockingbird Gap |  | | Report (issue) | | . • . . . . . . . . Section A. Beulah, Pueblo County, Colorado................................. Beulah...• . Section B. South Hardscrabble Creek, Custer County, Colorado......................... Beulah limestone............... Section C. Specimen Hill, Fremont County, Colorado................................. Fremont...Section F. South Tunnel, Phantom Canyon, Fremont County, Colorado ....... ·.••..•••.• Fremont limestone...• Section F -1. Quarry, Phantom Canyon, Fremont County, Colorado................ Harding sandstone... |  | | Journal (article/letter/editorial) | | F. G. Quartz, Ottawa, Illinois. Goethite,El Paso County, Colorado. Limonite, University of Illinois...TEMPERATURG. too Frc. 4. Illites. Scale,4. A. Glauconite, University of Illinois collections. B. "Glimmerton...shale, .Alexander County, Illinois. D. Illite, purified from underclay, Vermilion County, Illinois. E. Illite...Illite, purified from underclay, Grundy County, Illinois. of Rostock, from the lattice, and the third...curve for the glauconite (a, ) is quite like that of the illites. Additional glauconite samples must be |  | | Report (issue) | | Southern Arizona and New Mexico and Westernmost Texas GEOLOGICAL SURVEY PROFESSIONAL PAPER 873 ...Southern Arizona and New Mexico and Westernmost Texas By PHILIP T. HAYES assisted by GEORGE C. CONE GEOLOGICAL...southern Arizona and New Mexico and westernmost Texas. (Geological Survey Professional Paper 873) Bibliography:...Queen Member ................................... . El Paso Limestone .................................................................................. . El Paso Group ........................................ |  | | Journal (article/letter/editorial) | | nine “common species”: muscovite, paragonite, glauconite, phlogopite, biotite, lepidolite, zinnwaldite...where 0.6 ≤ x+y < 0.85 brammalite (series) glauconite (series) illite (series) Mg > Fe2+ Al > Fe3+...5 Mg2.5Al0.5AlSi3O10(OH)2 0.5 Note: In the glauconite series, R2+ and R3+ represent divalent and trivalent... micas with compositions defined in table 3. Glauconite: dioctahedral interlayer-deficient micas with...(manganoan) varieties are found at the Harding mine, Taos County, New Mexico (Jahns and Ewing 1977). Fuchsite is |  | | Report (volume) | | .......Mr. George H. Ashley, Washington, D. C. Texas............Dr. William B. Phillips, Austin. Vermont...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Report (volume) | | 248 259 269 271 275 281 r 4 CONTENTS. Page. Texas...................................................New Mexico, Oregon, South Dakota, Tennessee, and Texas; to list all the literature consulted would be impracticable...Phillips, W. B., The mineral resources of Texas: Univ. Texas Bull. 365, Sci. Ser. 29, 1914. Among other...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; |  | | Report (issue) | | ¥ TEXAS ROCKS AND \ r - An Amateur’s Guide ;s ROSELLE M. GIRARD A b OF ECONOMIC GEOLOGY V N IVERSITY...The University of Texas Austin, Texas Peter T. Flawn, Director Guidebook 6 TEXAS ROCKS AND MINERALS...Rock identification charts Descriptions of some Texas rocks and minerals Anhydrite .....................Composition, hardness, and specific gravity of some Texas minerals Pace 25 26 39 40 43 43 43 44 45 46 47...81 84 85 85 87 87 88 89 90 93 94 94 95 97 99 Texas Rocks and Minerals Books about rocks and minerals |  | | Report (issue) | | REGION 6 Arkansas Louisiana New Mexico Oklahoma Texas OPEN-FILE REPORT 93-292-F Prepared in Cooperation...Arkansas, Louisiana, New Mexico, Oklahoma, and Texas R. Randall Schumann EDITOR OPEN-FILE REPORT 93-292-F...Preliminary Geologic Radon Potential Assessment of Texas James K. Otton and Linda C.S. Gundersen 135 ACKNOWLEDGMENTS...aerial radioactivity, and indoor radon data by county. Because of constraints on the scales of maps presented...radon problems include carbonaceous black shales, glauconite-bearing sandstones, certain kinds of fluvial |  | | Report (volume) | | Geology of the Northern Franklin Mountains, Texas and New Mexico By R. L. HARBOUR GEOLOGICAL SURVEY...______________________________ ----- __ --------El Paso Limestone_________________________________________...(Upper Cambrian and Lower Ordovician)__________ El Paso Limestone (Lower Ordovician)___________________________...Geologic map of the northern Franklin Mountains, Texas and Mexico _______________________________________...and Paleozoic rocks, northern Franklin Mountains, Texas and ~ew Mexico __________ In pocket 3. Geologic |  | | Catalog/List | | . . . . .. . 2 Crysta/{ine Pink, fluorescent; Texas . . . . . . . . . . . . . .. .. . . .. . . . 92...xis; New York . . . . . . . . 8 Xline, pure; Ohio, Texas, Washington . . .. ...... .. . . 31 CERARGYRITE...xis, coated with lacquer, 1 ½ ', .35 and .50 GLAUCONITE (Green Sand) (hydrous potassium ferric silicate).... . . . . . . . . . . . . 157 GREEN SAND-See Glauconite GRIPHITE (complex iron, manganese, calcium aluminum...(potassium chloride) Gra11ular; New r-.1 exico, Texas. Specimens in vial or bottle . . . . . . . . . |  | | Report (volume) | | recently found in the Tenmile district, Summit County. In his booklet, which today would be classed as...feldspar, and mica, occur in some form in every county in the State. Among mineralogists, Colorado is...mineral belt that extends southwestward from Boulder County to the southern limits of the San Juan Mountains... lefferson County, the contact-metamorphic minerals of Italian Mountain, Gunnison County and elsewhere...minerals in the alkalic rocks of Iron Hill, Gunnison County. Colorado pegmatite bodies, considered as a unit |  | | Report (volume) | | Geology of the Hurley West Quadrangle Grant County New Mexico By WALDEN P. PRATT CONTRIBUTIONS TO GENERAL...System________________________________________ El Paso Dolomite____________________________________ Montoya...regional correlation._______--__----_----------- in El 3 3 5 5 6 8 8 9 10 10 15 15 18 19 19 20 20 21 21...map and sections of Hurley West quadrangle, Grant County, N. Mex____..-____----_---_-____ In pocket 1. Index...markings in the El Paso Dolomite 16 5. Sketch of exposed face of irregualr chert nodule in El Paso Dolomite |  | | Catalog/List | | Alstonite micro's (Fallowfield Mine, Hexham) 1 x ~ ins El.50 lxl E3 lx2 ES 072 BISHUTHINITE Bi/2 S/1 2 to 3mmsil...fibrous mass on sedimentary rock. (DevonEngland lx2 El.20 2x2 E2.20 2x3 E3 e 316 SIDERONATRITE Na Fe (S0/4)...coloured crystals on slate (Tintagel Cornwall) lx2 El.50 lx2 E3 2x3 E5 ~10 BINDHEIHI'i'E Pb Sb O OH yellow...(Trevinnick Mine, near Port Issac Cornwall) lxl .El lx2 El.90 504 BUSTAHITE Hn ca Silicate Excellent rich...(Foundsomeyears ago) (KeldonBRQuarry, Okehampton) lx2 El.20 2x2 E,.50 2x4 ES 521DUFREIIITE Fe Phosphate dark |  | | Report (issue) | | • • . . . . . • • . • • • . . • . . • • . 47 County Index............................................1869-. Newsletter - West Texas Geological Society. Midland, Tex,: West Texas Geological Society. Northwest...of the McClure Mountain alkalic complex, Fremont County, Colorado: 352 p., Doctoral, 1981, Univ. of Michigan...G.; and Wickman, Donald W. Soil survey of Kiowa County, Colorado: U. S. Dep. Agric., Soil Conserv. Ser...rocks at Iron Hill, Powderhorn District, Gunnison County, Colorado: in Western Slope, Colorado; western |  | | Catalog/List | | mass in Calcite.(Dark Star Mine,Ravalli County, Montana USA) 1 x 14 £2.50 1x1 £4 1x2 £10 156 NATIVE BISMUTH...(Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) 1x1 £4 1x2 £7.50 360 PARATELLURITE TeO...matrix. (Outpost Mine, San Domingo Wash Maricopa County Arizona) Ixliins £4 107 CHLORARGYRITE Ag Cl good...micro's on matrix. (Getchell Mine,Humboldt Co . Nevada USA) 5mm £4 up to 1.5cm £7 242 KOLBECKITE Scandium Phosphate...metallic mass in ■ matrix. (Mohawk Mine,Keenaw County Michigan USA) 1x1 £3 095 CALCIOVOLBORTHITE Ca Cu VO/4 |  | | Catalog/List | | enlarged photograph of a piece of Obsidian, from Lake County, Oregon, which shows a Conchoidal fracture. t.... . .. .26 .60 Crystalline Pink, fluorescent ; Texas .......................... 1. 50 .7 5 White ; New... . . . . . . . . 1.00 .75 .50 .75 1.50 GLAUCONITE ( Green sand) (hydrous potassium ferric silicate)...Peru. ½ x ½ ", .25; ¾. x ¾", .50 GREEN SAND-See Glauconite GRIPHITE (complex iron, manganese, calcium alumi...coral; Florida... ... . .... .. ... Botryoidal; Texas ................................ Chert Gray, mass |  | | Journal (issue) | | huecoensis is in the Hueco Mountains of El Paso County, Texas. E. huecoensis is present at Gotera Canyon...pygmaeus Dunbar and Skinner, 1937, University of Texas Bulletin 3701, p. 614–616, pl. 48, figs. 13–26....Needham’s (1937) locality east of Barton in Santa Fe County occupy a similar stratigraphic position, approximately...biostratigraphy in the Cerros de Amado, Socorro County, New Mexico: in Lueth, V., Lucas S.G., Chamberlin...Quarry Lagerstätte, Pennsylvanian of New Mexico, USA: Stratigraphy, v. 8, p. 7–27. 42 Tinajas Member |  | | Catalog/List | | matrix. (Outpost Mine, San Domingo Wash Maricopa County Arizona) lx)4ins £4 063 CAVANSITE Ca (V 0 ) SiO...(Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) lxl £4 1x2 £7.50 497 TELLURITE Te 0/2 good...brown metallic (Herbb £2 Mine, Powhatton County Virginia USA) lcm £6 314 PYRARGYRITE Ag/3 SbS/3 pure crystalline...crystalline mass Dull red under a strong light (El Solar Mine Guanajuato Mexico) 6x6mm £4 COPPER K...masses, well coating matrix. (Dooneen Mine Allihies, County Cork, S.Ireland) . lxl £3.50. 1x2 £6.50 2xl.5ins |  | | Book | | Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73...ALICE GLORY HOLE The Alice glory hole, Clear Creek County, Colorado (by T. A. Hanson & W. B. Craft) 18:185187...--and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE MYERS --and...Allgood, J. Pradenas: Gold occurrences in Tuolumne County, California 18:41-45, 18:62-64 --with W. H. Wilkinson |  | | Report (issue) | | Dark-greenish limy sand with shells; contains much glauconite.................. Monmoutn: Dark sandy micaceous...little glauconite................................... Brownish-gray sandy clay with some glauconite........Matawan: Dark coarse sand and clay with some glauconite................................ Hard light-red...with a little glauconite ..... Fine to coarse brownish micaceous clay with some glauconite ..............drab or brownish sand with varying amounts of glauconite and occasionally some clay.................. |
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