Crushing & Grinding Machines

September 2017 andyyahya

Endapan ini dipisahkan dari sub-klasifikasi IOCG karena tidak mempunyai COPPER dan GOLD Bentuk endapan bervariasi mulai dari vein masif yang mengandung magnetit besi ekstrusif dalam bentuk endapan lava serta di beberapa tempat magnetit menjadi matriks breksia bersama-sama batuan samping riolit atau riodasit...

Institute for Rock Magnetism Dept of Geology and Geophysics

Al-Malabah A T El-Hasan M Lataifah and M O Shea Geochemical and mineralogical related magnetic characteristics of the tertiary-quaternary Umm Al-Qutein basaltic flows from the basaltic field of Harra El-Jabban northeast Jordan Physica B 321 1 396-403 2002...

Metallogeny of the Northern Norrbotten Ore Province

intrusion-related porphyry-style mineralisation and Cu-Au deposits of IOCG affinity formed from magmatic-hydrothermal systems whereas vein-style and shear zone deposits largely formed at c 178 Ga The large range of different Fe oxide and Cu-Au 177 Fe oxide deposits in...

semak abstrak

The third paleostress was ESE-WNW sigma 1= 66 o- N137 o E related to the formation of extensional quartz veins aligning in NW-SE sigma1=14 o-21 o N324 o-326 o E The N-S and NE-SW quartz veins which were related to the compressional paleostrress are the centre of high =- grade gold minera ization especially those in the form of quartz veins...

BAB I PENDAHULUAN

4 142 Subspasial Ruang lingkup subspasial pada penelitian Tugas Akhir ini meliputi litologi batuan alterasi mineralisasi dan densitas vein beserta hubungannya dengan keberadaan zona high grade ore pada penampang 140 yang berada pada open pit mining Batu Hijau Foto 11 berdasarkan data korelasi logging geology blasthole mapping dan high wall mapping...

Semantic Scholar

porphyry veins and related potassic alteration Suasta and Sinugroho 2011 Corbett 2012 This study will focuse on the paragenetic sequence of the porphyry vein type only Porphyry copper-gold deposits and epithermal gold-base metal deposits are both associated with subduction related at convergent plate margins and many are...

GEOLOGY AND GEOCHEMISTRY OF AU

Bachelor Bereich ist hauptsächlich granitisch mit oder ohne Magnetit Aggm bzw Agg und er-reichte die obere Amphibolit- bis untere Granulit-Fazi In geringerem Ma 223 e stellen tonalitische Gneise Hornblende-Plagioklas-Gneise und Amphibolite besonders in der Nähe der Kearsarge Mine Nebengesteine dar...

Hydrothermal Alteration and Mineralization of the Randu

Figure 8 Some veins and breccia types related porphyry top and epithermal bottom mineral- ization in the Randu Kuning prospect area A The AB vein with pyrite-chalcopyrite centre...

Structural geology of Empire mine Empire Development

Empire mine is located on north-central Vancouver Island about two miles south of Benson Lake Orebodies are typical of the many contact metasomatic iron deposits of the West Coast of British Columbia They occur in Bonanza volcanic rocks and Quatsino limestone of Upper Triassic age near the margins of a small granitic stock of intermediate composition Structural controls at Empire mine are...

andyyahya geologi populer

Di tepi pantai kita bisa melihat PLTU Pelabuhan Ratu yang mempunyai kapasitas 3x350 MW Pantai Loji berlokasi di sebelah Selatan PLTU ini Di Pantai Loji kita bisa melihat pantai yang berukuran hitam yang mengandung banyak mineral pembawa bijih besi seperti magnetit ilmenit dan beberapa mineral aksesoris yang lain mis zirkon rutil Ketika kita menggali lebih dalam kita bisa melihat...

PDF Genesis of platinum

For the Las Aguilas area some authors Malvicini and Brogioni 1992 suggest that the primary sulphide mineralization in the ma®c-ultrama®c intrusion was remobilized by hydrothermal 175 uids related to the Ordovician metamorphism and Gervilla et al 1993 proposed that the mineralization shows characteristics indicating that it was formed by...

Jgytfk lexikon

Mar 20 2014 0183 32 Jgytfk lexikon 1 SZEGEDI TUDMÁNYEGYETEM JUHÁSZ GYULA TANÁRKÉPZŐ FŐISKOLAI KAR F 214 LDRAJZ TANSZÉK Szakkifejezések szótára I rész Ásvány-kőzettan geokémia vulkanológia II rész Általános földtan őslénytan szedimentológia MAGYAR-ANGOL GEOLÓGIAI SZÓTÁR SZEGED 2005...

Greisenized Greisen and Distal Sn

Jan 01 1987 0183 32 At least two and possibly four periods of dyke intrusion occurred with definable differences in mineralization characteristics related to the different dyke generations The major mineralization occurs within and adjacent to greisenized dykes while peripheral vein and fracture-related deposits occur within 600 meters of the central deposit e...

IRON SKARN MODEL FROM CENTRAL OFTHE BANSKA

cesses related to intrusion to the 3rd evolution of the stratovolcano et al 1990 of iron skarn mineralization had the Banskă stratovol-cano district the type and the calde ZabranskY 1969 The originated at the contact with dolomite and dolomitic Iimestone if the contact tem-perature was enough The -calde type was...

PDF Alteration zoning model and mineralogical

Vein distribution and ore mineralogy vary between the different alteration zon erate quartz ch lorite 177 sericite magnetit e Thompson JFH 1998 Intrusion-related vein gold deposits...

Platinum mineralization in the Alaskan

Several Alaskan-type complexes intrude metasedimentary rocks of the Cambro-Ordovician Girilambone Group near Fifield New South Wales Australia These intermediate to ultramafic circular intrusives emplaced during the Devonian are composed of monzodiorite gabbro-norite clinopyroxenite hornblendite peridotite and dunite Several types of PGE mineralization associated with these...

Recently formed secondary copper minerals as indicators of

29 Hoehne K 1952 Vorkommen von Magnetit in Schlesien Neues Jahrbuch fur Geologie und Palaontologie Monatshefte 7 289-294 30 Holeczek J Janeczek J 1991 Pseudomalachite from Radzimowice and some comments on its occurence in Miedzianka Sudetes...

The shoshonite porphyry Cu

Jan 30 2005 0183 32 Bajo de la Alumbrera forms an example of a series of world class copper-gold deposits that are hosted by potassic igneous rocks The Bajo de la Alumbrera porphyry copper-gold deposit is situated in the Catamarca Province of Northwest-Argentina and belongs to the ten largest copper mines in the world it is also one of the largest gold producers in South America...

Alterasi Akibat Proses Hidrothermal Di Bolaang Mongondow

Research aim is to study alteration caused by hydrothermal process and its relation with gold Au deposit based on field study and laboratory analysis Methodologies used for the research are literature study geological survey rocks sampling laboratory analysis and data processing Research area is a multiply diorite intrusion complex...

Magnetite Vein

Magnetite Vein Credit Anjana Shah US Geological Survey Public domain Thumbnail Medium Original Detailed Description The dark rock below the contact is a vein of magnetite The magnetic properties of this rock are so strong that a pencil magnet is deflected off vertical...

Rock magnetic investigation and its geological

Apr 01 2017 0183 32 To characterize the metallogenic environment of a typical vein-type uranium deposit samples from diabase dykes alteration zones including metamorphic diabase and uranium ore and granites were systematically investigated for six boreholes from southeastern China Rock magnetic results indicate that coarse-grained magnetites pseudosingle domain PSD and multidomain MD...

Venous Insufficiency Background Anatomy Pathophysiology

Introduction The term chronic venous insufficiency most often refers to venous valvular incompetence in the superficial deep perforating and/or the nonsaphenous veins of the lower limb Although it is thought to affect approximately 40 to 50 of the population and has been widely researched this form of venous dysfunction remains poorly understood...

Skarn RelateMineralizatiod inth enMagnetite

The intrusion of Alpine age has tilted and metamorphosed both the schists and dolomitic marbles of the Sesia-Lanzo zone and the porphyritic dykes cutting the metamorphic formations Three different types of mineralization are known the differences being apparently related to the host rock and to the distance from the intrusiv e body 1...

Mineralienatlas Lexikon

Daniel J Kontak Kurt Kyser A fluid inclusion and isotopic study of an intrusion-related gold deposit IRGD setting in the 380 Ma South Mountain Batholith Nova Scotia Canada evidence for multiple fluid reservoirs Mineralium Deposita Volume 46 Number 4 2011 S337-363...

GEOKIMIA BIJIH DAN KONSENTRAT DARI CEBAKAN

The grade of Cu Au and Ag is related to the content of sulfide minerals inside the ore which economically proven The grades of Te and Se from the ore are 27 ppm and 64 ppm respectively In the ore concentrate these elements are enriched to 16 ppm Te and 174 ppm Another data shown the platinum group elements PGE of Pd and Pt content in ore...

Permanent Link Research Collection Rights / License

II Summary TheKassandra miningdistrict with amorethan2000yearold history is located in the eastern Chalkidiki peninsula northern Greece It hosts a variety ofpolymetallic mineralizationtypes such asporphyrycopper copperskarn Pb-Zn Ag Au carbonate- replacement and vein-type as well as fracture-controlled oxidized manganese or Currentminingactivity is focused onthecarbonate-hosted Pb-Zn...

Pusat Pengembangan Bahan Galian Nuklir

III Sector and it surrounding was related to granitic intrusion The mineralizations are Indicated by radiometric anomalies 1000 -15000 cis are controlled by NE -SW and N -S these study shown that U mineralization as vein and spot types were accumulated in NE -SW magnetit turmalin akibat proses pegmatitik pneumatolitik...

Congenital and Acquired Anomalies of the Portal Venous

Jan 01 2002 0183 32 The main portal vein 1 then courses superiorly giving off the right anterior portal vein and a small ascending umbilical portion of the left portal vein 4 The gallbladder 7 is located astride the umbilical ligament and does not serve as a boundary between the right and left lob...

proceeding MGEI 2016 1 pdf Mining Indonesia

Intrusion ages they are temporally and genetically related to intrusions range from 27 Ma at Elang 37 Ma at Batu Hijau to 75 Improved understanding of lithocaps in the 2000s has Ma at Selodong Garwin 2002 Maryono et al in press triggered further exploration in the Sunda magmatic arc...

Copper porphyry Lagerst tten in den zentralen Anden

Sillitoe RH 1988 Epochs of intrusion-related copper mineralization in the And - J South American Earth Sci 1 89-108 15 Sillitoe RH 1998 Major regional factors favouring large size high hypogene grade elevated gold content and supergene oxidation and enrichment of...

MT MILUGAN Alkaline Intrusive Au Cu Deposit

waters as the mai hean t source cooled and further intrusion and brecciation too leask place thret e mai A staget n osf alteration-mineralization hav beee n differentiated 1 AN EARLY STAGE relate d to the main intrusion of rhyodacite porphyry involve d the development of outwardly progressing zones...

erfinelly Just another WordPress site

Final and relatively minor intrusion of latite dikes into this hot-spring system caused pebble brecciation along Late vein structur Erosion and supergene leaching and enrichment followed within 5 my and may have overlapped the final stages of hot-spring activityA genetic model is proposed for the emplacement and deposition of porphyry...

Aikinite Mineral information data and localiti

Graham-Ruzicka JL 2014 Gold-bismuth occurrences in the Kennedy igneous province North Queensland constraints on tectonic magmatic and hydrothermal processes in intrusion-related gold deposits PhD thesis James Cook University Queensland...