 | | 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 |  | | Journal (article/letter/editorial) | | Texas mineral locality INDEX Whereas Texas is well known for its vastness, cattle industry, and oil...I T S T O P O G R A P H Y A N D G E O L O G Y , Texas, the second largest state, has produced relatively...famous localities. A s this article will show, Texas has had—or currently has—nu merous mineral occurrences...produce good specimens; yet when specimens from Texas are sought in collections and dealers' stocks, few...some basic facts that help explain the situation. Texas has very little federal land in its mineralized |  | | Journal (issue) | | 5.1.Pekov. The Baringer Hill Pegmatite Llano County, Texas Art Smith artsmithite@msn.com Introduction...purchased along with other Texas minerals. Also a collecting field trip to the Llano area was carried out during...possibly similar rare-earth pegmatite collecting in Llano and Burnet counties. It was hoped that such a compilation...the specimens is meager usually giving just Llano County or 5 miles south of Bluffton. However, when...were few other pegmatites recognized in the Llano County area so Baringer Hill can be accepted as their |  | | Journal (article/letter/editorial) | | 1329 Arizona Economic geology Aluminum, Maricopa county, Wickenberg (Sheridan, Michael F , et al.) tt-t2...(Mclean, W. John, er a/.) 7-E 1103 Hemihedrite,Pinal county, Florencemine, Maricopacounty, Wickenburg,Rat Tail...a/.) 7-8 1088 Kinoite, SantaRita mountains,Pima county (Anthony, John W., er a/.) 5-6 7O9 Phoenicochroite...er a/.) 1.2 224 Breccia Intrusive Utah, San Juan county, MosesRock dike, kimberlite (McGetchin, Thomas...(Omori, Keiichi.) tt-12 1897 Wardsmithite,Inyo county, Death Valley, Tertiary, Furnace Creek formation |  | | Journal (article/letter/editorial) | | pseudomorphs of, Anatase, after sphene from Roanoke County, Virginia (Mitchell) Ancylite (Saebo) Andersen...o n ,J a n s e n ) Chrysotile, r-ray study of (Irstanovi6, Pavlovi6 .. Chrysotile asbestos, the concentration...concentration and studY of the interstitial material in chrysotile asbestos Copper and iron oxides, anhYdrous, stable...pegmatite, Gaudin, A. M. (Book review) 4.5O Llano County, Texas (GreenGehlen, K. v. with Piller, I{. On wood)...Greenwood, R. Fluorite from the Badu pegmatite, Llano .. Countv. Texas. 781 218 Greever,W. S. (Book review) |  | | Journal (issue) | | Huizing, 534 I Thrasher Dr, Cincinnati OH 45247 USA Please, make checks payable to Mineralogical Almanac...1907, Endicott discoYered amazon stone in Custer County, aquamarine and rose quartz at the Wild Rose claim...(later known as the Devils Hole pegmatite), Fremont County and facetable almandine garnets near Canon City...Richland County, Wisconsin. He married Effie I. circa 1890 in Wisconsin and moved to Rye, Pueblo county, Colorado... and Rosebud lode claims, all located north of Texas Creek in the Devils Hole topographic basin, and |  | | 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 (volume) | | From the Silver King mine, Calico, San Bernardino County, Cal. Specific gravity, 6:28. Analysis by W. H...From .Teocalli Mountain, Brush Creek, Gunnison County, Colo. Specific gravity, 7.400 at 14.5°, corrected...vol. 3, pt. 1, p. 46. From the Rose mine, Grant County, N". Mex. Specific gravity, 6.644 at 20°. Probably...impurities. From the Missouri mine, Halls Valley, Park County, Colo. Analyses, by Hillebrand, of three different...From the Brobdignag mine, Red Mountain, San Juan County, Colo. Specific gravity, 5.21 at 18°. Analyzed |  | | 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 x 2", .35 CHRYSOL ITE--See Olivine CHRYSOTILE--See Serpentine CINNABAR (mercuric sulfide)...coral; Florida... ... . .... .. ... Botryoidal; Texas ................................ Chert Gray, mass...Wyoming . . . . . . . . . , . . . . . . . . . . . Chrysotile ("Asbestos) ; Qu �bec . : . . . . . : . . 1 x |  | | Journal (issue) | | 179 by Paul Tambuyser Yttrocrasite from Central Texas..............................182 by Wilson W. Crook...Long Hill tungsten deposit at Trumbull, Fairfield County, Connecticut, which is noted for its large pseudomorphs...abrasive. It was recognized at Chester, Hampden County, Massachu setts in 1864 and was produced intermittently...Area, Lake County, Oregon M. M. Groben This area is located in the W arner Valley, Lake County, in the southcentral...Locality Salt Plains National Wildlife Refuge Alfalfa County, Oklahoma Carl Francis A mudflat on the southwest |  | | Journal (article/letter/editorial) | | GRANITIZED ROCKS IN TIIE YELLOWJACKET DISTRICT, LEMEI COUNTY, IDAIIO co,,,"u ri,'"ilT3i,}, ffi;" ,Tewyork The...MEETING DEPOSITS ON QUARTZ IilLL, CENTRAI GILPIN COUNTY, COLORADO 329 CTTY DISTRICT, F. C. ARMSTRONG...material. The core examined was taken from Newago County, Michigan, the base of the salt being intersecterl...URANIUM DEPOSITS IN THE BLACK HAWK DISTRICT, GRANT COUNTY NEW MEXICO EI,I,IOT GILI,ERMAN U. S. Geological...SOUTHWESTERN LLANO COUNTY, TEXAS ROBERT Univeisity M. III'TCIIINSON of Texas, Austin, Texas Enchanted |  | | Journal (article/letter/editorial) | | GRANITIZED ROCKS IN TIIE YELLOWJACKET DISTRICT, LEMEI COUNTY, IDAIIO co,,,"u ri,'"ilT3i,}, ffi;" ,Tewyork The...MEETING DEPOSITS ON QUARTZ IilLL, CENTRAI GILPIN COUNTY, COLORADO 329 CTTY DISTRICT, F. C. ARMSTRONG...material. The core examined was taken from Newago County, Michigan, the base of the salt being intersecterl...URANIUM DEPOSITS IN THE BLACK HAWK DISTRICT, GRANT COUNTY NEW MEXICO EI,I,IOT GILI,ERMAN U. S. Geological...SOUTHWESTERN LLANO COUNTY, TEXAS ROBERT Univeisity M. III'TCIIINSON of Texas, Austin, Texas Enchanted |  | | Book (edition) | | mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width...miles being in the latitud" of Blocton, in Bibb county. The south ern end of this field has a greater...Jefferson county; Helena, Montevallo, and Brierfield, Shelby county; and at Blocion. Bibb county. The Warrior |  | | Journal (issue) | | .............. 3 Spring Collecting Trip to the Texas Hill Country .....................................and desserts. I Spring Collecting Trip to the Texas Hill Country by Art Smith artsmithite@msn.com Member... knew that making a collecting trip to central Texas May 12–18 might be pushing my luck a bit as far...still there but not as strong. Heading northeast to Llano, I decided to take the Willow City scenic loop and...right, though I was close to it. In Llano, I stopped by the Llano Uplift Rockshop and saw that it had |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book | | shipped from county to would do as well), it rapidly decreases to place value is shown county, still less...et al., 1957, Geology of Gabbs and vicinity, Nye County, Nevada, U.S. Geol. Survey Map MF 52; and Vitaliano...the Gabbs magnesite and brucite deposits, Nye County, Nevada: U.S. Geol. Survey Map MF 3s. FUNDAMENTAL...or another—counting and recording the minute chrysotile veinlets in of serpentine at an asbestos mine...Airy, North Carolina (5) Near Mt. Airy, Surry County, in the western Piedmont of North Caro- lina, | | | Book | | the fact that little gravel is shipped from county to county, still less from state to state, and none...al., 1957, Geology of Gabbs and vicinity, Nye County, Nevada, U.S. Geol. Survey Map MF 52; and Vitaliano...of the Gabbs magnesite and brucite deposits, Nye County, Nevada: U.S. Geol. Survey Map MF 35. FUNDAMENTAL...or another—counting and recording the minute chrysotile veinlets in cores of serpentine at an asbestos...Airy, North Carolina (5) Near Mt. Airy, Surry County, in the western Piedmont of North Carolina, is |  | | Book (volume) | | beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts, |  | | | | chrysoberyl 24, 24 chrysocolla 105, 106 chrysolite 75 chrysotile /07, 108 cinnabar 12, /3 clinochlore 106 clinozoisite...States it is found in California, Alaska, Oregon, Texas, and Arkansas. Arsenic, As: trigonal 3.5. It...suppliers are, in order, the USSR, Canada, and the USA (South Dakota, Nevada, Utah, Arizona, and California)...origin as in the big Italian and American deposits (Texas and Louisiana). Good crystals associated with bituminous...and massive pyrite is found at Ellenville, Ulster County, New York. This very widespread mineral is to be |  | | Book | | chrysoberyl 24, 24 chrysocolla /05, 106 chrysolite 75 chrysotile /07, 108 cinnabar 12, /3 clinochlore 106 clinozoisite...States it is found in California, Alaska, Oregon, Texas, and Arkansas. Arsenic, As: trigonal system;...suppliers are, in order, the USSR, Canada, and the USA (South Dakota, Nevada, Utah, Arizona, and California)...origin as in the big Italian and American deposits (Texas and Louisiana). Good crystals associated with bituminous...massive pyrite is found at Ellenville, Ulster County, New York. This very widespread mineral is to be |  | | Journal (issue) | | Department of Geology, University of Cape Town Chrysotile Asbestos produced by Dolerite Intrusions in Dolomite...• • ,, 226 ,, 227 ,, 227 , Plate XII Chrysotile Asbestos Seams, Bechuanaland Protectorate . ... ---._ ltlESOURCCS, LONDON. ISSC • • CHRYSOTILE ASBESTOS PRODUCED BY DOLERITE INTRUSIONS IN DOLOMITE...deals only ,vith asbestos occurring in dolomite. Chrysotile deposits of this type are known from Arizona...contribution to the problem of the mode of origin of chrysotile deposits. The writer has examined several asbestos | | | Book | | chrysoberyl24,24 chrysocolla 105, 106 chrysolite 75 chrysotile 107, 108 cinnabar 12, 13 clinochlore I06 clinozoisite...States it is found in California, Alaska, Oregon, Texas, and Arkansas. Arsenic, As: trigonal systein; sg...origin as in the big Italian and American deposits (Texas and Louisiana). Good crystals associated with bituminous...and massive pyrite is found at Ellenville, Ulster County, New York. This very widespread mineral is to be...calcite and chalcopyrite at Rossie, St Lawrence County, New York. It is found in many other localities |  | | Book (edition) | | (Brazil). Malcolm Back (Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia). Fabio Bellatreccia...(Italy), T.S. Ercit (Canada). Alexander Falster (USA). Jeffrey de Fourestier (Canada). Robert Gault (Canada)...Henderson. Jr. (USA). D.D. Hogarth (Canada). J.L. Jam bor (Canada), Anthony R. Kampf (USA). Pave! M. Kartashov...Karnp-Moller (Denmark). Akira Kato (Japan). Lance E. Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria)...Republic). Per Nystcn (Sweden), David O'Hanlcy (USA). Filippo Olmi (deccased) (ltaly). Werner H. Paar |
|
