The Sams Creek Porphyry Gold Deposit, Northwest Nelson ...
Brathwaite, R L and Faure, K, 2004. The Sams Creek peralkaline granite hosted gold deposit, Northwest Nelson, New Zealand – A New Variant on Alkaline Intrusion-Related Gold Deposits. PACRIM 2004. Golder Associates, 2012. Sams Creek gold deposit. Resource estimate update technical report. Internal Sams Creek Gold Ltd Report, June 2012. Jongens ...Get Price
Ajay Kumar Ph. D. Thesis Final 03.06 - Shodhganga
Granite, Peralkaline Syenite Carbonatite Pegmatite 7. PHOSPHORITE 8. COLLAPSE BRECCIA PIPE 9. VOLCANIC . 39 10. SURFICIAL Duricrust Peat and Bog Karst Cavern Surficial Pedogenic and structure fill ... as a by-product of gold. Uranium deposits Blind River, Elliot Lake area of Canada. 44 D.Vein deposits (i) Granite related deposits fractures with ...Get Price
jallor granite mines - ladonatella
peralkaline granite with gold crusher for wast granite, Peralkaline granites tend to be strongly, production of gold mining primary secondary and More; primary granite crushing plant on steel stand -, Mobile Crushing Plant Our mobile crushing and mining pvc tool bags - Crusher|Granite, Gold Mining Crushing, Jaw crusher is the primary .Get Price
The Keivy peralkaline granite complex consists of 2650-2660 Ma peralkaline granites, 2670 Ma syenogranites, and 2680 Ma alkaline syenites. The granites form sheet-like bodies with thicknesses of a few hundred meters, but have vast exposed areas (100-1200 km 2). They are metamorphosed to amphibolite facies and are bounded by gabbro-anorthosite.Get Price
The nature and origin of gold mineralization at Sams Creek ...
Gold mineralization is hosted by a peralkaline granite dyke which outcrops over about eight kilometers in the area of Sams Creek, a tributary of the Takaka River, north-west Nelson. The granite is riebeckite and acmite bearing, with antiperthitic alkali feldspars; it has A-type chemistry, implying an origin by partial melting at a temperature ...Get Price
Gold mineralisation in a syntectonic granite dike, Sams ...
peralkaline granite dike, Takaka, New Zealand"). Lamprophyre dikes ... Sulphides and gold locally replace granite in these bleached zones, and quartz veinlets with sulphides and gold fill the fractures. These types of alteration are typical of rocks ... Granite in these areas is .Get Price
arsenopyrite granite mineralisation gold ghana
Stage III sulphide veins are composed of arsenopyrite + pyrite ± galena ±.gold-arsenic mineralisation in the Sams Creek peralkaline porphyritic granite,. learn more Geologie der Goldlagerstaitte von El Sid in Oberaegypten mit .Get Price
peralkaline granito com ouro
The albite granite is composed by two facies. The dominant is a gray, peralkaline core facies (CAbG), which is composed essentially by albite, quartz and K-feldspar, accompanied by cryolite, zircon, polylithionite, riebeckite, Li-Fe mica, cassiterite, pyrochlore and magnetite. . Ma Granito Serra da Providência 1606 ±24 Ma ti 1573 ±15 Ma li .Get Price
Multi-stage emplacement of alkaline and peralkaline ...
The Malo-Kunalei pluton is a 250 km 2 intrusion of peralkaline granite that has been interpreted as being comagmatic with alkaline volcanic rocks of the Tsagan-Khurtei field (Zanvilevich et al., 1985) that provide a Rb–Sr isochron date of 212 ± 5 Ma (Litvinovsky et al., 2001). Sample A516 is representative of the Malo-Kunalei pluton and an ...Get Price
RARE EARTH ELEMENTS (REE) IN PROTEROZOIC .
REE in New Mexico: peralkaline igneous rocks, granite, and pegmatites (Fig. 1). Many peralkaline igneous rocks, typically of syenite or granite composition, have higher concentrations of REE and Zr then other types of igneous rocks. Alkaline rocks are defined as rocks with Na 2O+K 2O>0.3718(SiO 2)-14.5 (MacDonald and Katsura, 1964) or rocks ...Get Price
Rare metal indicator minerals in bedrock and till at the ...
The Strange Lake intrusion is a peralkaline granite within the Paleoproterozoic Churchill Structural Province in the northeastern part of the Canadian Shield. The granite, dated at 1240 ± 2 Ma ( Miller 1990 ), intrudes along the contact between Late Archean to Early Proterozoic metasedimentary and metagabbroic rocks to the north and Middle ...Get Price
Geologic units containing Granite - USGS
Peralkaline granite Peraluminous granite ... Gold Hill, Kannapolis, Salisbury, Southmont, and Yadkin intrusives. Granitic Rock (Permian/Pennsylvanian) Granitic Rock (265-325 my) - megacrystic to equigranular. Lilesville granite. Granitic Rock (Permian/Pennsylvanian) Granitic Rock (265-325 my) - megacrystic to equigranular. Churchland Plutonic ...Get Price
Gold mineralisation in the polymetallic Sams Creek ...
May 01, 2003· At Sams Creek, a peralkaline microgranite dyke intrudes Lower Palaeozoic greenschist facies metasediments. The granitedyke has been extensively silicified and hosts stockwork veins composed of quartz, siderite, and arsenopyrite + pyrite ± gold ± galena ± .Get Price
Petrogenesis and Tectonic Implications of Peralkaline A ...
The results show that the peralkaline A-type granites and syenites were episodically emplaced in Suizhou-Zaoyang region between 450±3 and 441±7 Ma which corresponds to Late Ordovician and Early ...Get Price
Gold at Sams Creek / Objective 1: Regional Prospecitivity ...
Gold was discovered in Sams Creek, 25 km south of Takaka in 1974. Exploration surveys have defined an inferred resource of 776,000 ounces of gold. Gold is associated with an arsenopyrite-pyrite-quartz-siderite vein stockwork in a peralkaline granite porphyry dyke, which intrudes 500 .Get Price
Stefano Salvi – Géosciences Environnement Toulouse
Hydrothermal Ore Deposits, Rare Metals, Fluid Inclusions, Peralkaline Rocks, Geochemistry. My research is devoted mainly to understanding the formation of hydrothermal ore deposits. In particular, I have investigated rare-metal bearing alkaline rocks, orogenic gold deposits, pegmatites, porphyry deposits, and gems.Get Price
PorterGeo Database - Ore Deposit Description
A peralkaline granite porphyry dyke which hosts gold-bearing sulphide-quartz-siderite veins at Sams Creek has a thickness of 30 to 40 m and lateral extent of at least 7 km. The granite dyke, which has thin lamprophyre dykes along its contacts, intrudes Ordovician-Silurian metapelite and quartzite.Get Price
Quartz from Khan Bogd Peralkaline Granite, Khanbogd ...
Distribution and evolution of zirconium mineralization in peralkaline granites and associated pegmatites of the Khan Bogd complex, southern Mongolia. The Canadian Mineralogist, 49(4), 947-965. Vladykin, N.V. (ed.) Deep-Seated Magmatism, its Sources and Plumes.Get Price
TIN, GOLD AND GRANITOIDS IN BRAZIL endogreisen; 3) .
In the JTP, gold occurs mainly in high-grade small deposits hosted in quartz veins and often related to shear zones, or disseminated in widespread hydrothermal zones. In the Matupá Granite, gold seems to be related to a porphyry system (Botelho and Moura 1998). The mineralization is concentrated in the most intensely hydrothermalized zones.Get Price
Rare metal indicator minerals in bedrock and till at the ...
Rare metal indicator minerals in bedrock and till at the Strange Lake peralkaline complex, Quebec and Labrador, Canada M.B. McClenaghan, a R.C. Paulen, a I.M. Kjarsgaard b a Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada.Get Price
Khan Bogd Peralkaline Granite, Khanbogd District, Ömnögovi ...
Khan Bogd Peralkaline Granite, Khanbogd District, Ömnögovi Province, Mongolia : The largest known intrusion of peralkaline granites. Extends over 1500km². It is emplaced into Paleozoic sedimentary and volcanic rocks and consists of 2 roughly circular overlapping intrusions, of ...Get Price
The Only Granite Cleaner You Will Ever Need - Granite Gold®
Corporate Headquarters. Granite Gold Inc. 12780 Danielson Court, Suite A Poway, CA 92064 858-499-8933 800-475-STONE (7866)Get Price
THE PERALKALINE TIN-MINERALIZED MADEIRA CRYOLITE ALBITE ...
THE PERALKALINE TIN-MINERALIZED MADEIRA CRYOLITE ALBITE-RICH GRANITE OF PITINGA, AMAZONIAN CRATON, BRAZIL: PETROGRAPHY, .Get Price
Mobility of high field strength elements (HFSE) in ...
Taking the Stange Lake granite from northeastern Canada as an example, this granite is a small, extensively altered, peralkaline stock that hosts one of the largest Zr–Y–REE–Nb–Be deposit in the world (Salvi and Williams-Jones, 1995, Salvi and Williams-Jones, 1996).Get Price