Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
Resource Efficient Mining Processes of Tomorrow
By P Holtham, K Duffy, W Valery, A Jankovic
In the face of increasing energy costs, limited water resources, more stringent legislation, and lower feed grades, the mining industry is searching for more sustainable technologies and practices. Me
Nov 4, 2015
-
Comparison of Discretised Population Balance (DPB) and Finite Element Method (FEM) Methodologies for Modelling Batch Gibbsite Precipitation
Comparison of Discretised Population Balance (DPB) and Finite Element Method (FEM) Methodologies for Modelling Batch Gibbsite Precipitation
Sep 13, 2010
-
Possible Metallogenic Significance of Epizonal, Polymetallic Vein Mineralisation at San Bartolome in the Ecuadorian Andes: A Working Hypothesis
The epizonal Ag-Pb-Zn vein deposit at San Bartolome is characterised by a base-metal sulphide assemblage containing the spectacular development of interpenetrating, bladed networks of pyrrhotite which
Jan 1, 1995
-
Achieving High Flotation Recoveries from Browns Polymetallic Ore
By G Hayes
Ore from the Browns deposit near Batchelor, in the Northern Territory of Australia, is a fine-grained polymetallic sulfide ore hosted in graphitic black shale. Minerals of economic significance are se
Jan 1, 2002
-
Effect of pH and Chain Length on the Flotation Separation of Fluorite from its Synthetic Mixtures with Calcite and Dolomite with Imino-Bis-Methylene Phosphonic Acid
Effect of pH and Chain Length on the Flotation Separation of Fluorite from its Synthetic Mixtures with Calcite and Dolomite with Imino-Bis-Methylene Phosphonic Acid
Sep 13, 2010
-
Philosophy of Slope Design: A Case Study of Geotechnical Investigations at Macraes Flat Gold Mine
Site specific geotechnical data, deposit characteristics and method of mining are key factors when assessing an appropriate slope design philosophy. Mining geotechnics should be viewed as an iterative
Jan 1, 1992
-
A Loss of Strength of Gold Sulfide Concentrate Before Grinding and Cyanidation Using Magnetic Impulse Treatment
A Loss of Strength of Gold Sulfide Concentrate Before Grinding and Cyanidation Using Magnetic Impulse Treatment Gold recovery from sulfide concentrates is going with cyanidation usually. The fine gri
Sep 13, 2010
-
Bacterial Leaching of Complex Polymetallic Sulfide Ore
Bacterial Leaching of Complex Polymetallic Sulfide Ore The work described here concerned the study on bacterial leaching of complex sulfide minerals and polymetallic ores operated in shaken flasks an
Sep 13, 2010
-
Validation of a modified cross-belt sampler for reconciliation purposes
By E A. Amaral Jr, A C. Chieregati, J C. O Souza
Cross-belt samplers are designed to sample particulate material in processing plants, usually when there is no space to install a conventional linear falling stream sampler. Most of the available cros
May 9, 2017
-
Development and Application of a Holistic Quantitative Deterministic Technique for Risk Modelling (Quadrim) in Mine Valuation
In this paper a quantitative deterministic risk modelling approach (Quadrim) is introduced. The mathematical framework and equations for quantifying uncertainty within and aggregating across value cha
Sep 26, 2011
-
Challenges in Maximising the Value from Epithermal Gold Deposits
By P Allen, E Gleeson, D Boakye, R Chesher, S Konopa
"An EXTENDED ABSTRACT is available for download. A full-length paper was not prepared for this presentation. Not only do epithermal gold deposits provide many challenges in estimating mineral resource
Mar 18, 2015
-
The Mineral Potential of Northland
The Northland region of New Zealand has a complex geological history which has long been the subject of considerable controversy. Small mineral deposits have been discovered in the past, and some have
Jan 1, 1987
-
Starting from scratch – defining remnant resources from publicly available data: a case study from the Lord Nelson and Lord Henry gold deposits
By C Jia, J Graindorge, L M. Olssen
Picking up abandoned mining tenements and looking to recover remnant resources around old operations is an opportunity that comes with its own challenges and risks. Reliance on information released to
Sep 20, 2017
-
Working in Partnership with Industry
The Ministry of Economic Development has as its slogan æTogether making the differenceÆ. The Ministry is required to work in partnership with the private sector, local authorities, Maori economic enti
Jan 1, 2000
-
Geological Parameters Controlling the Improvement of Manufactured Sand Using Vertical Shaft Impact Crushers Instead of Cone Crushers
Geological Parameters Controlling the Improvement of Manufactured Sand Using Vertical Shaft Impact Crushers Instead of Cone Crushers Natural sand is a limited resource. In Sweden the total use of nat
Sep 13, 2010
-
Development and Validation of Ore Characterisation Test and its Use in Variability Campaigns of Comminution Circuits
Development and Validation of Ore Characterisation Test and its Use in Variability Campaigns of Comminution Circuits Impact testing was developed by assessing the fragmentation characteristics of ore
Sep 13, 2010
-
Automated Production Data Collection and Reporting at a Large Open Pit Mine
By T Mattiske
The Fimiston Open Pit (commonly referred to as the æSuper PitÆ) is a part of the Kalgoorlie Consolidated Gold Mines Pty Ltd (KCGM) operation in Kalgoorlie-Boulder. KCGM manages the Fimiston Open Pit,
Jan 1, 2002
-
Theory of Sampling and geostatistics for twin drill holes analysis in a niobium mine in Araxá, Brazil
By T M. El Hajj, A C. Chieregati, M T. G C Marques, J M. Braga Jr, H Delboni Jr
"The estimate and control of sampling errors is essential for all mining operations, especially when dealing with strategic materials, such as niobium. This paper is based on a traditional quality ass
May 9, 2017
-
Discovery and Geology of the McPhee Creek Iron Deposit, Northern Pilbara, Western Australia
By J D. Goldsworthy
The McPhee Creek bedded iron deposit is a recent discovery made by Giralia Resources NL (Giralia) in the northern Pilbara of Western Australia. The deposit lies 30 km north of the town of Nullagine al
Jul 11, 2011
-
Opportunities and Future Directions for Aluminium Smelting Technology
The 115-year history of the Hall-Heroult process for production of aluminium has been characterised by a sustained technology-driven improvement in costs and productivity. In the past decade the indus
Jan 1, 2000