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Editorial

Editorial APPLIED EARTH SCIENCE (TRANS. INST. MIN. METALL. B) 2018, VOL. 127, NO. 4, 113–114 https://doi.org/10.1080/25726838.2018.1542853 One of the more pleasant decisions in the mineral to the Kalgoorlie of 1893 with fast and cheap access via an industry must be whether to sink a shaft or develop a open pit followed by a decline. The latter allows access by decline to extract a newly found ore deposit. Both are driving a tunnel off the bottom of the open pit once that mining methods that might be considered when the pit had reached its maximum economic depth. With an ore is too deep for open pit methods, and the balance expected mine life of 5–10 years, the option of an open between shafts and declines has changed substantially pit followed by a decline was sensible for the time. As over the last century. some of those declines have gone deeper than expected In the late 1990s, I was engaged in informal discus- and new reserves have been discovered through brow- sions with colleagues as to whether a shaft or decline nfields exploration below and ahead of mining the was the better option for a recently discovered green- obvious choice of a http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Applied Earth Science Taylor & Francis

Editorial

Phillips, Neil
Applied Earth Science , Volume 127 (4): 2 – Oct 2, 2018
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Editorial

Abstract

APPLIED EARTH SCIENCE (TRANS. INST. MIN. METALL. B) 2018, VOL. 127, NO. 4, 113–114 https://doi.org/10.1080/25726838.2018.1542853 One of the more pleasant decisions in the mineral to the Kalgoorlie of 1893 with fast and cheap access via an industry must be whether to sink a shaft or develop a open pit followed by a decline. The latter allows access by decline to extract a newly found ore deposit. Both are driving a tunnel off the bottom of the open pit once that mining methods that...
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Publisher
Taylor & Francis
Copyright
© 2018 Institute of Materials, Minerals and Mining and The AusIMM
ISSN
2572-6838
eISSN
2572-6846
DOI
10.1080/25726838.2018.1542853
Publisher site
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Abstract

APPLIED EARTH SCIENCE (TRANS. INST. MIN. METALL. B) 2018, VOL. 127, NO. 4, 113–114 https://doi.org/10.1080/25726838.2018.1542853 One of the more pleasant decisions in the mineral to the Kalgoorlie of 1893 with fast and cheap access via an industry must be whether to sink a shaft or develop a open pit followed by a decline. The latter allows access by decline to extract a newly found ore deposit. Both are driving a tunnel off the bottom of the open pit once that mining methods that might be considered when the pit had reached its maximum economic depth. With an ore is too deep for open pit methods, and the balance expected mine life of 5–10 years, the option of an open between shafts and declines has changed substantially pit followed by a decline was sensible for the time. As over the last century. some of those declines have gone deeper than expected In the late 1990s, I was engaged in informal discus- and new reserves have been discovered through brow- sions with colleagues as to whether a shaft or decline nfields exploration below and ahead of mining the was the better option for a recently discovered green- obvious choice of a

Journal

Applied Earth Science – Taylor & Francis

Published: Oct 2, 2018

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