 | | Book | | (bottom), also known for obvious reasons as ‘fool's gold'. and there in the stone you may actually see fossils...deep underground, such as those in the Austrian Tyrol and in Cornwall. Again, locating these sources required...practical dug mines to get at them underground. geological skill as they Copper and gold were first used...great unconformities (see Reading the Copper and gold were both too soft to geology book, De Re Metallica...as nickel years and some brand new - and is and gold that combine readily with rarely more than 10km/6 |  | Giuliani, G., Olivo, G.R., Marini, O.J., Michel, D. (1993) The Santa Rita gold deposit in the Proterozoic Paranoá Group, Goiás, Brazil: An example of fluid mixing during ore deposition. Ore Geology Reviews, 8 (6) 503-523 doi:10.1016/0169-1368(93)90042-w | Journal (article/letter/editorial) | | Printed in The Netherlands 503 The Santa Rita gold deposit in the Proterozoic Parano i Group, Goi ts...accepted June 26, 1993) ABSTRACT The Santa Rita gold deposit (Central Goi~is, Brazil) is hosted by Middle...part of the Parano~i lithostratigraphic column. Gold was probably initially transported as an AuC12-complex...State of Goi~is in Central Brazil hosts several gold mining districts which are locate*Present address:...structural environments. Important and well-known Goi~is gold deposits belong to the Crix~ls mineral province |  | | Report (issue) | | knowledge of the authors. Likewise, U.S. Bureau of Mines maps depicting locations of mining claims were used...and serves to link the map and table. Name(s) of mines or prospects are derived from published sources...Claims may or may not be active. Probably some of the gold deposits that are listed as prospects have had at...Geological and Geophysical Surveys, or Bureau of Mines field investigations. Numerous, apparently insignificant...or prospects are known only from U.S. Bureau of Mines claim maps (1974, 1977); information on these deposits |  | | Book | | minerals. From precious native elements such as silver, gold and copper to complex silicates such as vesuvianite...pride of any geological collection. From the green, gold and blue iridescent sheen of labradorite to the...(bottom), also known for obvious reasons as 'fool's gold'. stone lying there. To start with, they probably...of an ancient treasure, lapis lazuli. Copper and gold were first used at least 10,000 years ago. They...times. colour makes them easy to see. Copper and gold were both too soft to make tools from, but the discovery |  | | Journal (article/letter/editorial) | | Andalusit-, Kordierit-, KalksilikatHornfelse), die am stgrksten nmkristallisierten Sehiefer, der innere...im Kristianiagebie~. Kristiania 1911. 2) V. M. GOLDS(/I-IRIIDT~ &. ~, O. S. 21: ,,Die gr6sste Ausdehnung...Glimmersehiefer ganz allm~thlieh fiber in die Phyllite der dritten ~ussersten Zone im Sehiefermantel...Kristiania-Gebiete, die Silur-Fossilien erhalten ; ebenso am AdamelloGranit die Musehelkalk-Troehiten, wenigstens...ff.), W0 die guten und ausgedehnten Aufsehlttsse am Tyrifjord, Holsfjord und Drammenfjord keinen Zweifel |  | | Journal (article/letter/editorial) | | Eingegangen am 18. Februar 1970 Igneous Rocks of Caledonian Age of the Stavanger District Abstract. The...igneous rocks of Caledonian age in the Stavanger district were found to be not of trondhjemitie origin....ungleichwertige Gruppen zusammen, yon denen die eine 18 Phyllite, andere aber nur einen Gneis oder Granit einschliel3en...kambrische Phyllite dureh regionalverbreitete metasomatisehe Stoffzufuhren sukzessiv in Granat-Phyllite, Granatschiefer...Kalsbeek (1964) ge~ul~ert, der die Zirkone einiger Phyllite und Injektionsgneise Goldschmidts untersucht hat |  | | Journal (issue) | | mineral localities: The Bastnas Mines, Riddarhyttan Ore Field, Bergslagen District, Vastmanland, Sweden ......BASTDAS ffiIDES RIDDARHYTTAD ORE FIELD, BERGSLAGED DISTRICT, VASTffiADLADD, SillEDED Lennart Ohman Hi:igviltsvagen...south-central Sweden, where tens of thousands of different mines have been worked for nearly a thousand years. Iron...fields, with approximately 300 large and small mines. Iron ore mining began in the mid-14th century,...certainty from the mid-14th century, making this district one of the oldest in Sweden. Though the mine was |  | | Book | | Junner published Gold Coast Geological Survey Bulletin No.11 - "The geology of the Gold Coast and Western...what are known as the traditional minerals i.e. gold, manganese, diamond and bauxite. The minerals which...(1951 (1962 - 1930) 1946) 1951) 1962) 1973) IX I am hopeful that this book earch and original scientific...02 new cedis also equal to 0,870887 grams of fine gold or 98 U.S. cents. On 27th December, 1971, the cedi...S. cents or equivalent to 0,450182 grams of fine gold. With effect from 5th February, 1972 the cedi was |  | | Journal (issue) | | White Development Officer William D. Panczner GOLD! Associate Editors written content Paul E. Desautels...Julius Weber Mamaroneck, N.Y. Articles Collecting gold mining memorabilia................................323 by W. E. Wilson and R. Bentley Nova Scotian gold ..................................................County, California: a modem source of crystallized gold .................................................... 347 by A. R. Kampf and P. C. Keller Harvard gold ............................................... |  | | Report (issue) | | ________-_______-__-____---__-_____--__________-___ Ruby district._______-___-____--._-_--.-__---_--__._______ Ruby...geology Continued. Placers Continued. Cripple district.-_--______________.___-_._._._..__._.___._ Cripple...Creek.____________________________________ Ophir district.___________________________________________ Ophir...____ Tolstoi district- ________ ._______._._._._._._____________._ Nixon Fork district-,-.._-_.--_-___...---._._-_ McGrath district..-.-._-_.---.____-__--_-__-__--_--_---._ Iditarod district-______________________- |  | | Journal (issue) | | Colorado N uggets Comstock Mineral Co Creations o f Gold Crystals Unlimited Crystals from Heaven D&J Rare...Minerals Stonekeep Gem & Jewelry, Inc. Singing Bear Gold Panning Superb Minerals India, PVT The Crystal...W est side of Hwy. 62 W endy & Frank M elanson L ’Am able, Ontario K0L2L0 Tel: (613) 332-1032 • FAX: (613)...from Monte Somma, hauyne from Mendig in the Eifel District, and nosean from the Alban Hills shown in Figures...dodecahedral crystal on biotite from M endig, Eifel district, Germany. Collection of Berndt Ternes; photo by |  | | Journal (issue) | | maps showing the locations of all the important mines. The geology should be covered briefly but intelligibly...Hidemichi Hori), “ Collecting report: Hikagezawa gold mine, Shizuoka Pref.” (by Hiroyuki Ii), “ Some episodes...Ag-Au district of Maricopa County in west-central Arizona. The primary property in the district is the...Mineralogically significant properties in the Osborn district include the Pack Rat, Moon Anchor and the Potter...000 kg of copper, 4250 kg of silver and 240 kg of gold. Present mine workings consist of two steep inclines |  | | Report (issue) | | archive.org/details/minesandmineral02clar MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIFORNIA...Division of Mines and Geology and PHILIP A. LYDON, Mining Geologist California Division of Mines and Geology...Geology County Report 2 CALIFORNIA DIVISION OF MINES AND GEOLOGY FERRY BUILDING, SAN FRANCISCO, 1962...CONSERVATION DeWitt Nelson, Director DIVISION OF MINES AND GEOLOGY Ian Campbell, State Geologist COUNTY...1 units Geologic history 13 __ _ ____ 1 MINES AND MINERAL RESOURCES 17 Antimony 20 ___ _ |  | | Book (edition) | | mining, their modes of reduction, the yield of mines in different countries, and the various applications...descriptions, there follow genera! remarks on mines, metallurgical processes, and other the the strict-...Pennsylvania. Ure’s Dictionary of Arts, Manufactures, and Mines, has been a work of frequent reference, and the...Noble Metals. 1. Platinum, Iridium, Palladium, 2. Gold, 3. Silver, Supplement Chap. VII. • • • ...Containing augite. Auriferous. [Lat. aurum, gold.) Assay. Containing gold. Axes, 24 of double refraction, 59 |  | | Journal (issue) | | (like Harvard, the Carnegie Museum and the cole des Mines) have begun programs to photograph their specimens...Michigan Tech and joined Einer Erikson at Silver King Mines in Ely, Nevada in 1963, where he worked as an exploration...ready to show it off. In 1965 he left Silver King Mines to manage the Research Laboratory for Phelps Dodge...their mines, most of which were flooded or otherwise rendered inactive during the war. These mines are...foot with gold and silver on the day of her wedding. “Trepc=a” from then on denoted the gold and silver |  | | Journal (issue) | | GREEN CENTER OF THE C O LO R A D O SC H O O L OF MINES FRIDAY AN D SATURDAY PAPER SESSIONS /0 SUNDAY AN...operations until it was one of the largest metal mines in Japan. As the value of antimony increased the...years as Japan’s greatest antimony GEOLOGY The mines at Ichinokawa straddle the Median Tectonic Line...Sambagawa metamorphosed series of graphite and black phyllite schists. Quartz veins bearing stibnite lodes occur...stibnite crystals as coming from the Yokohi antimony mines at Ichinokawa. Some other collections show a similar |  | | Journal (issue) | | Mandarino Famous mineral localities: The Annaberg District, Lower A u stria ...............................GERMANY 2 Am Hechtsberg quarry, Hausach NAMIBIA 10Khorixas UNITED STATES 3Stewart mine, Pala district, California...schumacherite Pegmatite 4 White Queen mine, Pala district, California NEW OCCURRENCES Pucher shaft, Schneeberg...al. (1993). Am Hechtsberg mine, Germany Blass and Graf (1995) report namibite from the Am Hechtsberg quarry...has been identified from the Stewart mine, Pala district, with associated chrysocolla and pseudomalachite |  | | Book (edition) | | i'vi'r^iir^M MINERALOGY-, INCI '-DINO OBSERVATIONS ON MINES, ROCKS, REDUCTION OF ORES, AND THE APPLICATIONS...by DURRIE & PECK in the Clerk's Office of the District Stereotyped by J. H. New BENHAM, Haven, Ct...mining, their modes of reduction, the yield of mines in different countries, and the various applications...descriptions, there follow general remarks on mines, metallurgical processes, and other useful information...Pennsylvania. Ure's Dictionary of Arts, Manufactures, and Mines, has been a work of frequent reference, and the |  | | Journal (issue) | | ..........191 by W. E. Wilson The Port Radium district, Northwest Territories, Canada .................Famous mineral localities: the Ouro Preto topaz mines ..................................................long and hard at the portal or shaft of abandoned mines and wondered if far better material might not be...least a short distance into aban doned mines. Abandoned mines certainly aren’t hard to find. Colorado...000—most of them underground metal mines. The U.S. Bureau of Mines estimates that there are well over |  | Reddy, K. Mahender, Mishra, Niharika, Simi, T. S., Rath, Sonali, Paul, Arijit, Sari, S. (2023) Special Publication Vol. 1-I (77), A Manual of the Geology of India : Precambrian Part I, Southern part of the peninsula (5th ed.) Geological Survey of India | Report (edition) | | greenstone belts host copper-zinc, ironmanganese and gold mineralization, high- grade Archaean terrain, which...in Gujarat occurred on 26th January, 2001 at 08.46 AM IST. The epicenter was about 9 km SSW of the village...BachauTaluq about 20 Km N of Bhuj the quarters of Kutch district of Gujarat India. The intensity of the quake measured...Earthquake: The Lathur earthquake struck India at 03.56 AM local time on 30th September, 1993. The main area...Hutti-Maski schist belt, South India: Implications to gold metallogeny in the Eastern Dharwar craton; Jou. |  | Xue, J. L., Pang, Z. S., Cheng, Z. Z., Chen, H., Tao, W. (2019) Metallogenic Regularity and Prospecting Predictions of Gold Deposits in China. Geochemistry International, 57 (12) 1276-1294 doi:10.1134/s0016702919120127 | Journal (article/letter/editorial) | | Metallogenic Regularity and Prospecting Predictions of Gold Deposits in China J. L. Xuea, *, Z. S. Panga, **...analysis of 1572 small and above-scale gold deposits in China, the gold deposits are divided into four types...types. The spatial and temporal distribution of gold deposits in China is non–uniform, as 60% of the...representative gold deposits, this paper suggests that there are mainly two kinds of gold deposits in China...concentrations of As and Sb. The fineness of the gold is generally below 900. Unequal proportions of K–feldsparization |  | | Journal (issue) | | appt.) Tsum eb Minerals, W estern Colo. Fluorite/Am ethyst & Fossils E-mail: M PBERSCH@ aol.com Glacier...Sunnywood Collection Bill & Elsie Stone 12068 E. Am herst Place Aurora, CO 80014 303-368-7497 (by Appt...said at M ike’s funeral service in Washington. I am indebted to Walter Fleischer for providing other...the Com mission on N e w Minerals and M ineral N am es o f the International Mineralogical Association...January-Fehruary, 1999 7 PflLTPORNTA DFiAl FrR Coogan Gold Company E d a n d K ay C o o g an P.O. Box 1631 |  | | Book | | for the field rock saw; DeBeers Consoli¬ dated Mines, Inc., for the three stages in diamond cutting;...associated sulfide minerals. A product of the Tri-State district, where the corners of Missouri, Kansas, and Oklahoma...is the ruby-zinc va¬ riety. From the Tri-State district. gray color and metallic luster are characteristic...from one of the world's important tin-producing mines in Bolivia. Quartz intergrowth. This intricate...sulfarsenides or arsenide-sulfides. Assay. The analysis of gold and silver ore to determine its precious-metal content | | | Book | | , for the field rock saw; DeBeers Consolidated Mines, Inc., for the three stages in diamond cutting;...sulfide minerals. A product of the Tri-State district, where the corners Missouri, Kansas, Oklahoma...sphalerite is the ruby-zinc variety. From the Tri-State district. Molybdenite. This specimen displays a foliated...from of the world’s important tin-producing mines in Bolivia. ' Quartz intergrowth. This intricate...sulfarsenides or arsenide-sulfides. Assay. The analysis of gold and silver ore to determine its is fire assaying |  | | Book (edition) | | Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...various degrees. less common are malleable (e.g gold). ductile (e.g. copper). sectile (e.g. chalcocite)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Another problem concerned genetic conditions in the gold-bearing "greenstone" in Abitibi province in northern...Structural Crystallography and Crystal Chemistry AM - American Mineralogist AMG - Ark.iv Mineralogi och |
|
