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Quantification and Controls on as Distribution in Westland, NZ
By D Craw, J Pope
The Greenland Group, Westland, can be characterised with respect to environmental issues by the application of a GIS database (DAME), and specific sampling campaigns. Waters draining gold mineralised
Jan 1, 2006
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Zeolite and Silica
Commercially interesting deposits of zeolite rich tuffs and amorphous silica have been discovered recently in the Taupo Volcanic Zone (TVZ), North Island, New Zealand. This paper reviews them and comm
Jan 1, 1997
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Yanacocha Gold District, Northern Peru
By S A. Myers, T Klein
The Yanacocha mining district is located in the northern Andes of Peru. The project is within the Cajamarca province, 20 km north of the town of Cajamarca and 600 km north of Lima, the capital of Peru
Jan 1, 1999
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Cyanide - Myths, Misconceptions and Management
Myths and misconceptions regarding cyanide in the mining industry are common. This is not surprising, given the other uses to which cyanide is, and has been put. Unfortunately, the economic benefits,
Jan 1, 1997
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Validation and Application of Filtration Theory to Plate and Frame Pressure Filtration - From Laboratory to Full Scale
Validation and Application of Filtration Theory to Plate and Frame Pressure Filtration - From Laboratory to Full Scale
Sep 13, 2010
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Theory of Sampling – what’s next?
By K H. Esbensen
The Theory of Sampling (TOS) has made remarkable strides and has witnessed a suite of achievements over its ~65-year history; especially in the last 15 years, since organised work began for the erstwh
May 9, 2017
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Planning for Opencast Lignite Development in New Zealand - Lessons from the United Kingdom and Federal Republic of Germany
Under the Town and Country Planning Act 1977 the Ministry of Works and Development has a responsibility for providing information to local and regional planning authorities on public works and matters
Jan 1, 1981
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Relationships of Intrusion, Wall-Rock Alteration and Mineralisation in the Batu Hijau Copper-Gold Porphyry Deposit
By P Mitchell, J Proffett, I Munajat
Batu Hijau is an island arc porphyry copper-gold deposit located in the southwest corner of Sumbawa Island in the Sunda-Banda archipelago of Indonesia. Southwest Sumbawa Island is underlain by Early T
Jan 1, 1999
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Production of Cobalt Oxide, Cobalt Sulphate and Electrolytic Cobalt
In, one stage of the purification sequence of the zinc sulphate electrolyte used at Risdon, cobalt is, precipitated as cobalt nitroso-,B-naphtholate, which is separated from the solution by filtration
Jan 1, 1949
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Geology, Geochemistry and Geochronology of the Midas Epithermal Gold System, Nevada
By G B. Arehart
The Midas epithermal system is one of the larger low-sulfidation epithermal vein systems discovered in the western US in recent years, containing in excess of 3 Moz of gold (premining). The deposit is
Jan 1, 2005
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Research of 200 m3 Self-Suction Flotation Machine
Research of 200 m3 Self-Suction Flotation Machine
Sep 13, 2010
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The Application of Table Flotation to the Removal of Arsenopyrite from Galena Concentrates and Silica from Lime Sands
This paper deals with the application of table flotation to two unusual mineral dressing problems. Both problems involved the removal of interfering minerals at sizes too coarse to normal froth flotat
Jan 1, 1954
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The Development of a Non-Roasting Technology for Polymetallic Gold and Silver-Bearing Sulfide Concentrates Treatment
The Development of a Non-Roasting Technology for Polymetallic Gold and Silver-Bearing Sulfide Concentrates Treatment
Sep 13, 2010
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Significant Properties of Blast Furnace Coke
In preparing this paper, the writer hopes to achieve two main objects. Firstly, an indication of the desirable features of coke from the viewpoint of a blast furnace operator should be of assistance a
Jan 1, 1957
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The CCRS SWIR Full Spectrum Imager: Mission to Nevada, June, 1995
The Canada Centre for Remote Sensing (CCRS) has developed an airborne sensor, the SWIR Full Spectrum Imager (SFSI) which detects in the short wave infrared range of the solar spectrum from 1220 to 242
Jan 1, 1995
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Some Aspects of Rank Variation and Utilization of Coal
The proper selection of a coal for a particular use depends on knowledge of fundamental data concerning the coals that offer, particularly their type and rank. Type of coal depends on the nature of th
Jan 1, 1955
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Peer Review at Golden Cross Mine, Coromandel
By D Crequer
A Peer Review Panel for the Golden Cross Mine in the upperWaitekauri Valley, Coromandel was initiated in December 1989, before mining, as a requirement of the conditions of the Mining Licence and Wate
Jan 1, 1998
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Reverberatory Smelting Plant, Mount Morgan
During the latter part of 1937 consideration was given to the construction of a; local smelting plant for producing blister copper. Previously copper concentrates had been shipped to the United States
Jan 1, 1939
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Plant Improvement and Cost Reduction at the Great Boulder Proprietary Gold Mines Limited
By Harris J. W
The treatment plant at The Great Boulder Proprietary Gold Mines Limited was designed and erected by Chas. Ruwolt Proprietary Limited in 1934 to mill 12,000 short tons per month. The flow sheet called
Jan 1, 1955
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Common Sense and Good Communication in Mineral Resource and Ore Reserve Estimation
By J Vann
Mineral Resource and Ore Reserve estimation is a challenging and demanding field, requiring application of professional knowledge, skill and experience of the highest order. If the many potential pitf
Jan 1, 1999