magmatic iron deposit

Origin of sedimentary hosted high-grade iron ore…

Sedimentary hosted iron ore deposits account for ~ 90% of current iron production ... Magmatic-hydrothermal, meteoric, metamorphic, basinal brines…

Get Price

Economic Geology of the XIV Iron-Oxide Prospect, Bafq…

This paper presents an overview about the XIV iron-oxide prospect which is ... to Kiruna-type iron deposits and demonstrates a magmatic source for the ore...

Get Price

Iron and Manganese Ore Deposits -…

High-Grade Iron Ore Deposits Developed from Banded Iron Formations ... formations constitute the most important source for iron ores, with only some magmatic.

Get Price

Magmatic iron ores and associated mineralisation:…

Abstract - The El Laco magnetite-apatite ore deposits in the Andean Cordillera of northern Chile occur as massive, tabular bodies, as stratified, pyroclastic ores,...

Get Price

Magmatic Features of Iron Ores of the Kiruna Type…

ores: Two deposits of the Kiruna iron ore type in northern Sweden: ECONOMIC ... Nystr6m, J.O., and Henr•quez, F., 1994, Magmatic features of iron ores.

Get Price

Rock-magnetism and ore microscopy of the magnetite ... -…

Magmatic titanomagnetites, which are found in igneous rocks, show trellis, sandwich, and composite ... The Cerro de Mercado iron-ore deposit is located in the.

Get Price

Iron-rich melts, magmatic magnetite, and…

28 Apr 2016 ... ABSTRACT. We propose an integrated model that explains the magmatic and hydrothermal features of the unique El Laco iron deposit that is...

Get Price

Geology of the Gushan iron oxide deposit…

The major Gushan iron oxide deposit, typical of the Middle-Lower Yangtze ... (including more than 200 ore deposits) associated with Mesozoic magmatic rocks.

Get Price

Magmatic conduit melt-fluid metallogenic system- A new…

Title: Magmatic conduit melt-fluid metallogenic system- A new Genetic Model for Xishimen Iron Deposit, Wuan area, Hebei province, China. Authors: SU, S.; Hou...

Get Price

Magnetita Pedernales: A New Magmatic Iron Deposit in…

A new iron deposit, Magnetira Pedernales, was dis- ... The iron deposit forms a black hill composed of mas- ... and E1 Laco reflects a similar magmatic origin.

Get Price

The Major Ore Clusters of Super-Large Iron Deposits in the…

and Yanshanian periods. The main 7 genetic types of iron deposits in China are metamorphosed sedimentary type (BIF), magmatic type, volcanic-hosted type,...

Get Price

Magmatic origin of giant 'Kiruna-type'…

10 Apr 2013 ... The apatite-iron-oxide ores of the Grängesberg Mining District (GMD) represents the largest iron ore accumulation in the classic Bergslagen...

Get Price

Geology & Ore No 19, March 2011 - GEUS

IRON ore potential in. GREENLAND. No. 19 - March 2011 ... Deposits related to magma- tism have been .... the Isua iron deposit is probably the oldest banded...

Get Price

Kiruna-type apatite-iron ore in Svalbard: the evidence…

Apatite‐iron oxide deposits (so called „Kiruna‐type” iron ores) are phosphate‐rich magnetite‐hematite ores associated with magmatic or volcanic rocks.

Get Price

Magmatic iron ores - Naturhistoriska riksmuseet

12 maj 2017 ... Jan-Olov Nyström. A comparison between the Kiruna iron ores in Sweden and the magmatically formed El Laco iron deposit in Chile sheds...

Get Price

Ore deposits related to magmatic activity

Magmatic ore deposits are characterized by their close relationship with intermediate or ... In certain mafic magmas, the residual liquid becomes enriched in iron,...

Get Price

Mineralogical, chemical and textural properties of the ... - DiVA…

ore and the ore concentrate in an apatite iron ore deposit in Malmberget, Sweden. ..... Magmatic intrusive-extrusive, and/or hydrothermal replacement. Fig. 3.

Get Price

Analysis on Mineralization Mechanism of Sedimentary Iron…

and security of national resources by exploring iron ores. Iron ore deposits maybe mainly divided into magmatic, metamorphic and sedimentary deposits, among...

Get Price

Ortho Magmatic Ore Deposits - Geological Society of…

Proceedings of the Workshop on Magmatic Ore Deposits ... Banded Iron Ore in the Precambrian Chhotanagpur Gneissic Complex, India, Restricted Access.

Get Price

Nickel Deposits Explained | Balmoral Resources…

Magmatic Nickel Sulphide Deposits ... it is most commonly found in association with ultramafic (or mafic) rocks which are high temperature, iron-magnesium rich,...

Get Price

Spatio-temporal distribution and tectonic settings of the major…

spatio-temporal characteristics of the various iron deposits in China correlate with the ... grouped into four types: magmatic iron deposits, structure-related iron.

Get Price

Iron Mineral Deposits and Projects in…

magmatic type. 1. BIF type is the most important deposit type in China. The BIF iron ore deposits are mainly found along the north margin of the Northern China...

Get Price

SorkheDizaj Iron OxideApatite Ore Deposit in the…

Abstract. The Sorkhe-Dizaj iron oxide–apatite deposit in the Cenozoic Alborz-Azarbaijan magmatic belt, NW. Iran, is hosted mainly by a Late Eocene to...

Get Price

baro acoustic decrepitation of magnetite at el laco iron…

The El Laco deposits were probably NOT formed from a magmatic oxide melt ... been interpreted as lava flows and feeder dikes formed from iron oxide magma,...

Get Price

Magmatic Deposits | Article about Magmatic…

The most important beds in magmatic deposits are those of iron, titanium, vanadium, chromium, platinum, copper, nickel, cobalt, apatite, diamonds,...

Get Price

Magnetite solubility and iron transport in…

Hydrogen chloride (HCl) concentrations in magmatic vapor were inferred by potentiometric ... magnetite- and iron sulfide-bearing ore deposits (Eugster and.

Get Price

Giant Kiruna-type deposits form by efficient flotation…

19 May 2015 ... Kiruna-type iron oxide–apatite (IOA) deposits are an impor- tant source of ... formed magmatic magnetite-bubble pairs, which become a rising.

Get Price

Magmatic Features of Iron Ores of the Kiruna Type…

89, 1994, pp. 82{)-839. Magmatic Features of Iron Ores of the Kiruna Type in Chile and Sweden: Ore Textures and Magnetite Geochemistry. JAN OLOV NYSTR/...

Get Price

Iron ore potential – Fennoscandian Shield - Tekes

Archaean BIF. Paleoproterozoic apatite-iron skarn quartz-banded. Neoproterozoic BIF. Magmatic Fe-Ti-V. Devonian carbonatites...

Get Price

Ore deposits produced by magmatic segregation,…

paper. Type deposits of iron, chromium, aluminum, and diamond that have been formed by magmatic segregation are discussed, and conditions favorable for...

Get Price

Iron Oxide(-Cu-Au-REE-P-Ag-U-Co) Systems - University…

to distinguish this group from sedimentary iron deposits, magmatic iron–titanium oxide deposits, and other iron oxide-bearing hydrothermal deposits, such as...

Get Price

Apatite iron ores of the Kiruna Field, northern Sweden:…

Primary textures in the Kiirunavaara apatite iron ore suggest a magmatic origin. ... dendritic - a widespread ore type also in the other iron deposits of the Kiruna...

Get Price

Geochemistry, Paragenesis, and Wall-Rock Alteration of the…

27 Aug 2014 ... The majority of interpretations focused on the igneous iron oxide deposits either having formed by magmatic liquid immiscibility [1–7] or by...

Get Price