 | | Book | | ROCKHOUNDING Wisconsin A Guide to the State’s Best Sites ROBERT BEARD To the memory of my grandmother...rockhound that I ever knew, and she loved northern Wisconsin and geology. She would have been thrilled to...Beard, Robert D., author. Title: Rockhounding Wisconsin : a guide to the state’s best sites / Robert Beard...and preservation—Wisconsin—Guidebooks. | Minerals—Collection and preservation—Wisconsin—Guidebooks. Classification:...��������������������������������4 Geology of Wisconsin��������������������������������������������� |  | | Journal (article/letter/editorial) | | charged with silt. In the area reached by the Wisconsin ice sheet, extensive deposits of sand and gravel...composition) briefly described. Quartz Hill, which is near Central City, Gilpin County, Colorado, is "not only...the pre-CambrianIdaho formation,which is mainly a quartz-micaschist. Pre-Cambriangranites 308 REVIEWS...chalcopyrite, and probably minor amounts of pyrite and quartz. In other specimens the pitchblende is cut by veinlets...association was observed in the case of the Quartz Hill pitchblende. V. O. T. Reconnaissance of the |  | | Journal (article/letter/editorial) | | The type of locality for Aftonian is in Union County. The Buchanan gravel is available in the northeastern...part of the state and is second only to the post-Wisconsin gravels as a source of road and concrete materials...of outwash and the type locality is in Buchanan County. REVIEWS 307 Throughout the state the principal...charged with silt. In the area reached by the Wisconsin ice sheet, extensive deposits of sand and gravel...composition) briefly described. Quartz Hill, which is near Central City, Gilpin County, Colorado, is "not only |  | | Report (volume) | | .............................................. Quartz monzonite................................................................................... 40 Quartz monzonite porphyry............................................................................. Quartz monzonite aplite- -............................................................................ Quartz latite......................................................... 75 Outlying mines in Beaverhead County.................................. 76 Polaris district |  | | Journal (issue) | | must-see list, Potato Falls, located in Gurney, Wisconsin. SHAWN STIGSELL Graphic Design WWW.GOODFREEPHOTOS...number of waterfalls located in the state of Wisconsin and the Upper Peninsula of Michigan, so we decided...trip we are focusing our attention on northern Wisconsin, northeast of the Chequamegon-Nicolet National...cutting rare and valuable materials (i.e. agate, quartz, petrified wood, jasper, jade, etc) when waste...BD10 Power Feed Trim Saw Scan for Video MADE IN USA Features include: • All cast aluminum tank, table |  | | Book | | Colorado for 1878 was $9,829,817, as follows: Lake County, $2,650,000; Clear Creek, $2,250,000; Gilpin, $2...plains around their base, were called, they formed a county, defined its limits, and named it Arapahoe, from...of Indians. They also declared Auraria to be the county seat. They then proceeded to elect a delegate to...politics. They declare a district of Kansas to be a county, and depute one of their number to the legislature...dentials of his election, and petitions that the county be established, and their representative be received |  | | Corporate Document | | intruded by porphyritic granodiorite, quartz monzonite and quartz porphyry, all of which host varying degrees...equigranular and porphyritic granodiorite, quartz monzonite, and quartz phyric rhyolite phases of the Late Cretaceous...sigmoid veins of massive sulphide and/or bull- quartz-carbonate with native gold, electrum and chalcopyrite...silver and sulphosalt minerals in a carbonate and quartz gangue. These veins can be subdivided into those...Tertiary intrusions that include a rhyolite plug, quartz-feldspar porphyry dykes and the Hudson Bay Mountain |  | | Report (issue) | | CALHOUN MINES CENTRAL CITY MINING DISTRICT GILP1N COUNTY, COLORADO By F.B. Moore and C.R. Batter UNITED...CALHOUN MINES CENTRAL CITY MINING DISTRICT, GILPIN COUNTY, COLO. By F. B. Moore and C. R. Butler Washington...CALHOUN MINES CENTRAL CITY MINING DISTRICT GILPIN COUNTY, COLO. CONTENTS Page Page Abstract ..............sections, showing assay data, Wood mine, Gilpin County, Colo.................. In pocket Composite map...Gilpin County ....... In pocket Geologic section, East and West Calhoun imine, Gilpin County........ |  | | Report (issue) | | mode of occurrence of pitchblende at Quartz Hill, in Gilpin County, Colo., is therefore published in advance...the fall of 1912. As the geologic relations at Quartz Hill differ in important particulars from those at...in certain mineral veins of Quartz Hill, near Central City, Gilpin County, Colo. The mines from which...pitchblende has been obtained are all located on Quartz Hill and include the Calhoun, Wood, Kirk, German,...used mainly for specimens and for experiments. Quartz Hill is not only the one important locality in the |  | | Report (issue) | | ---Other, and general........................ 148 ---County and district reports ............... 148 MINERAL...Sedimentology of the Montgomery Creek Formation, Shasta County, California: California Geology, v. 41, no. 11...concentrates, Condrey Mountain Roadless Area, Siskiyou County, California: U. S. Geological Survey, Open-File...and ore deposits of the Afterthought mine, Shasta County, California: California Division of Mines, Special...of the East Shasta copper-zinc district, Shasta County, California: Dissertation Abstracts, v. 18, no |  | | Journal (article/letter/editorial) | | PITCHBLENDE- BEARING VEINS, CENTRAL CITY DISTRICT, GILPIN COUNTY, COLORADO • PAUL K. SIMS CONTENTS PAGE Abstract...consistmainly of pyrite, sphalerite,and galena in a quartz gangue,but also contain tennantite,chalcopyrite...GeologicalSurvey ProfessionalPaper 94 (Bastin and Hill, 6) has been the principalsourceof informationon...porphyriticrocksmainlyhavingthe composition of quartz monzonite,bostonite,and quartz bostonite. Faulting, which both...givenin Table 1. The metasedimentaryunits--biotite-quartz-plagioclase gneiss and sillimanitic biotite-qu |  | | Journal (article/letter/editorial) | | production of pitchblende ores. The mines of Quartz Hill in this area, near Central City, appear to have...pitchblende in the Mineral Belt are in the mines of Quartz Hill near Central City. In this area, comprising some...sphalerite, tennantite, galena, chalcopyrite, and quartz. The veins have been worked principally for the...fragments of pitchblende embedded in a matrix of quartz, siderite, galena, and chalcopyrite. Some torbernite...and Thomas Gillingham, geologist for the Bunker Hill and Sullivan Mining and Refining Company. The discovery |  | | Journal (article/letter/editorial) | | subdividedinto (a) depositscogeneticwith metaluminous quartz-deficientsyeniticand monzoniticstocks(e.g., Nogal...hydrothermalfluid or the wall rocksand the precipitationof quartz and molybdenite.The strikingcorrelationbetweenadded...subduction-related molybdenum depositsassociated with quartz monzonitesand riftrelateddepositscogeneticwith...LOGTUNG GLADYS LAKE ADANAC MOLY-TAKU MOUNT HASKIN QUARTZ HILL '• }-, 10 10-13 / '-- 11 13. ? Xl? / XI8Z319...THOMPSON CREEK WHITE CLOUD LITTLE FALLS CUMO MAJUBA HILL BUCKINGHAM SPRUCEMONT MT. HOPE PARADISE PEAK MOREY |  | | Report (issue) | | ___________________________ Biotite-quartz-plagioclase gneiss. ______ Sillimanitic biotite-quartz gneiss_______ Garnetiferous...Garnetiferous biotite-quartz-plagioclase gneiss ____________________________ Chemical composition ________________... Granodiorite and associated rocks____________ Quartz diorite and horn blendite. ______-_.-__ Biotite-...district, Gilpin County, Colorado. 2. Geologic sections of the Central City district, Gilpin County, Colorado...showing Na2O/K2O content of samples of biotite-quartz-plagioclase gneiss and sillimanitic biotitequartz |  | | Report (issue) | | ---Platinum ---Silver ---Other, and general ---County and district reports MINERAL DEPOSITS—NONMETALLIC...Sedimentology of the Montgomery Creek Formation, Shasta County, California: California Geology, v. 41, no. 11...concentrates, Condrey Mountain Roadless Area, Siskiyou County, California: U.S. Geological Survey, Open-File...and ore deposits of the Afterthought mine, Shasta County, California: California Division of Mines, Special...of the East Shasta copper-zinc district, Shasta County, California: Dissertation Abstracts, v. 18, no |  | | Report (issue) | | Economic Geology of the ·central City District .Gilpin County, Colorado By PAUL K. SIMS, A. A. DRAKE, ]R., and...Economic geology of the Central City district, Gilpin County, Colorado, by Paul K. Sims, A.A. Drake,. Jr., and...1918Economic geology of the Central City district, Gilpin County, Colorado. 1963. (Card 2) 1. Geology, Economic-Colorado-Central... III. Title: The Central City district, Gilpin County, Colorado. (Series) For sale by the Superintendent...rocks _____________________________ _ Microcline-quartz-plagioclase-biotite gneiss_ Biotite gneisses _ |  | | Report (volume) | | Eureka Gulch Area Central City District Gilpin County Colorado GEOLOGICAL SURVEY BULLETIN This report...Eureka Gulch Area Central City District Gilpin County Colorado By P. K. SIMS, F. W. OSTERWALD, and E...Biotite-quartz-plagioclase gneiss. ____________________________ Sillimanitic biotite- quartz gneiss _...Monzonite porphyry________________________ ________ ___ Quartz bostonite______________________.____ ______ Structure...map showing location of Eureka Gulch area, Gilpin County, Colo_________________-.._____--___---__----__3 |  | | Report (volume) | | East Calhoun Mines Central City District Gilpin County, Colorado GEOLOGICAL SURVEY BULLETIN 7 his report...East Calhoun Mines Central City District Gilpin County, Colorado By AVERY A. DRAKE, JR. GEOLOGY AND ORE...age___________-_---___-__-_-___--_----_-_ Biotite-quartz-plagioclase gneiss_____________________________...houn fault________________________---___---_-_ Quartz Mill fault_______.____._-___--_-____________ Wood...vein._________________________________________ Quartz Mill vein__________________________________________ |  | | Report (volume) | | claims_______________________________________ Pinal County _________________________ ------- ______ -----__..._____ ----------------------------__ Santa Cruz CountY---------------------------------------Santo Ni:iio... by D. H. Kupfer______________________ Yavapai CountY----------------------------------------------Copper...mine ______ ------------------------------__ Copper Hill mine __________ ---------------------------Lorna...-------------------------------------Calaveras CountY----------------------------------------White Horse |  | | Journal (article/letter/editorial) | | Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem collection, photographer unknown...with another 50 million pounds mined in San Juan County (Henderson 1926). During the twentieth century...are limited to the Red Mountain district in Ouray County. Figure 2. Colorado mineral belt (COMB) with copper...deposits are located outside the COMB mainly in Baca County, in the southeastern part of the state. Precambrian...mounting) from the Cripple Creek district, Teller County. Stone is 4 cm tall. Raines specimen 3266. Ed |  | | Journal (article/letter/editorial) | | Heights mine, North vein, near Eastgate, Weardale, County Durham, England. This transparent, dark green twinned...level, Denton mine, Harris Creek district, Hardin County, Illinois. The specimen is 8.5 × 7.5 × 7 cm and...is attributed to the Lead Hill area, Cave-in-Rock district, Hardin County, Illinois, and is 5.5 cm. Ross...minerals include pyrite, marcasite, dolomite, calcite, quartz, and occasionally barite, fluorite, celestine,...chalcopyrite, barite, calcite, witherite, alstonite, quartz, and (in the case of the North Pennines) the iron |  | | Report (volume) | | Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana U.S. GEOLOGICAL SURVEY BULLETIN 1766...Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana By R. C. PEARSON, B. R. BERGER, H. E....resources of the Eastern Pioneer Mountains, Beaverhead County, Montana. (U.S. Geological Survey bulletin ; 1766)...10 Map of eastern Pioneer Mountains, Beaverhead County, Montana, and vicinity 3 20 Generalized geologic...Resources of the Eastern Pioneer Mountains, Beaverhead County, Montana By R. C. Pearson, B. R. Berger, H. E. |  | | Journal (article/letter/editorial) | | GRANITIZED ROCKS IN TIIE YELLOWJACKET DISTRICT, LEMEI COUNTY, IDAIIO co,,,"u ri,'"ilT3i,}, ffi;" ,Tewyork The...PITCIIBLENDE ANNT.JAL MEETING DEPOSITS ON QUARTZ IilLL, CENTRAI GILPIN COUNTY, COLORADO 329 CTTY DISTRICT, F...UaOehas come from Quartz Hill-more than 98 per cent from the Wood and Kirk mines. Quartz Hill is underlain...pre-Cambrian biotite granite gneiss, amphibolite, quartz-biotite schist, granulite, and skarn intruded by...and lead-zinc-silver ores on the periphery. Quartz Hill is on the west side of the district, and is in |  | | Journal (article/letter/editorial) | | GRANITIZED ROCKS IN TIIE YELLOWJACKET DISTRICT, LEMEI COUNTY, IDAIIO co,,,"u ri,'"ilT3i,}, ffi;" ,Tewyork The...PITCIIBLENDE ANNT.JAL MEETING DEPOSITS ON QUARTZ IilLL, CENTRAI GILPIN COUNTY, COLORADO 329 CTTY DISTRICT, F...UaOehas come from Quartz Hill-more than 98 per cent from the Wood and Kirk mines. Quartz Hill is underlain...pre-Cambrian biotite granite gneiss, amphibolite, quartz-biotite schist, granulite, and skarn intruded by...and lead-zinc-silver ores on the periphery. Quartz Hill is on the west side of the district, and is in |  | | Journal (article/letter/editorial) | | ORES OF GILPIN E•soN COUNTY, COLORADO. S. BASTIN. INTRODUCTION. An exhaustive report on the economic...economic geology of Gilpin County and adjacentportionsof Clear Creek and Bouldercounties, Colorado,'byEdsonS...'byEdsonS. Bastinand JamesIV[. Hill, is now in processof publicationby the United States GeologicalSurvey...most interestto economic geologists. Although Mr. Hill has not sharedin the preparation of thepresentpaper...principalminingcentersare the following: Gilpin County ................................... ['Central |
|
Quartz Hill, Oconto County, Wisconsin, USA