Quantitative estimation of dilution and ore loss resulting from block estimation errors and a specified cut-off grade

Exploration and Mining Geology

Volumn 7, Issue 1-2, 1999, Pages 91-98

  Postolski, T A ^a   Sinclair, A J ^a  

^a UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

DILUTION; ORE GRADE; RESOURCE ASSESSMENT; SOFTWARE;

EID: 0033550356     PISSN: 09641823     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (5)

1. DAVID, M. and TOH, E., 1989. Grade control problems, dilution and geostatistics: Choosing the required quality and number of samples for grade control. CIM Bulletin, 931, p. 53-60.
2. POSTOLSKI, T.A., 1998. Some improved approaches to mineral inventory estimation of porphyry-type mineral deposits. M.A.Sc. thesis, The University of British Columbia, Vancouver, British Columbia, 239 p.
3. SINCLAIR, A.J., 1995. Selected topics in mineral inventory estimation. Short course notes for a lecture series sponsored by the British Columbia and Yukon Chamber of Mines, Vancouver, British Columbia.
4. SPRINGET!, M., 1983. Sampling and ore reserve estimation for the Ortiz gold deposit, New Mexico. Nevada Bureau of Mines & Geology, Report 36, p. 152-164.
5. SPRINGETT, M., 1989. Biasing unbiased data: mine versus mill. In Proceedings, 21st APCOM Application of Computers and Operations Research in the Mineral Industry. Edited by A. Weiss, p. 286-296.