Occurrence and distribution of invisible gold in the Shewushan supergene gold deposit, southeastern Hubei, China

Canadian Mineralogist

Volumn 37, Issue 6, 1999, Pages 1525-1531

  Hanlie, Hong ^a   Qinyan, Wang ^a   Jianping, Chang ^a   Shirong, Liu ^b   Ruizhong, Hu ^b  

^a WUHAN UNIVERSITY OF TECHNOLOGY   (China)

^b INSTITUTE OF GEOCHEMISTRY   (China)

Author keywords

Analytical electron microscopy; China; Clay minerals; Distribution; Electron probe micro analysis; Goethite; Gold; Hubei; Invisible gold; Occurrence; Shewushan deposit

Indexed keywords

GOLD; METALLOGENESIS; SUPERGENE PROCESS; WEATHERING;

CHINA;

EID: 0343183036     PISSN: 00084476     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (18)

1. BOYLE, R.W. (1979): The geochemistry of gold and its deposits. Geol. Surv. Can., Bull. 280.
2. COLIN, F., MINKO, E. & NAHON, D. (1989): L' or particulaire résiduel dans les profils latéritiques: altération géochimique et dispersion superficielle en conditions équatoriales. C.R. Acad. Sci. Paris 309, Sér: II, 553-560.
3. _ & VEILLARD, P. (1991): Behavior of gold in the lateritic equatorial environment: weathering and surface dispersion of residual gold particles at Dondo Mobi, Gabon. Appl. Geochem. 6, 279-290.
4. DING QIXIU (1992): Some new ideas on the stratigraphy of the Shewushan area. Hubei Geol. 8, 4-6 (in Chinese).
5. DONG DEJI (1988): Value and control on observation of submicrometer particle and microstructure by transmission electron microscopy (TEM). Japanese Science and Technology 1, 31-36 (in Chinese).
6. FAN HONGRUI & LI ZHAOLIN (1991): A model experiment on gold under supergene conditions. Gold J. 12, 12-16 (in Chinese).
7. GAO, Z.L., KWAK, T.A.P., CHANGKAKOTI, B.H. & GRAY, J. (1987): Supergene ore and hypogene nonore mineralization of the Nagambie sediment-hosted gold deposit, Victoria, Australia. Econ. Geol. 90, 1747-1763.
8. HONG HANLIE (1995): Study on the geological characteristics of the oxidized zone at Shewushan. Gold J. 16, 1-7 (in Chinese).
9. LAWRANCE, L.M. (1988): Behavior of gold within the weathering profile in the Yilgarn Block, Western Australia. In Advances in Understanding Precambrian Gold Deposits II (S.E. Ho & D.I. Groves, eds.). Publ. Geology Department and Extension Service, Univ. Western Australia 12, 335-351.
10. LECOMTE, P. (1988): Stone line profiles: importance in geochemical exploration. J. Geochem. Explor. 30, 35-61.
11. MANN, A.W. (1984): Mobility of gold and silver in lateritic weathering profiles: some observations from Western Australia. Econ. Geol. 79, 38-49.
12. ROSLYAKOV, N.A. (1976): Gold in the zone of hypergenesis of gold ore deposits of East Trans-Baikal, and gold behavior in the hypergene processes of an oxidizing series. In Gold and Rare Elements in Geochemical Processes (Yu.G. Scherbakov, ed.). Nauka Publ. House, Siberian Branch, Novosibirsk, Russia (113-140; in Russ.).
13. TOYA, T. & KATO, A. (1983): Practical techniques for microprobe analysis. JEOL Training Center, Tokyo, Japan.
14. VASCONSELOS, P. & KYLE, J.R. (1989): Supergene geochemistry and crystal morphology of gold in a semiarid weathering environment: application to gold exploration. In Int. Geochem. Explor. Symp., Rio '89, 22 (abstr.).
15. WANG YUZHONG (1993): Metallurgical test on Shewushan auriferous ore. Unpubl. Rep.
16. 2O at 25° and 1 atm. Geochem. Cosmochim. Acta 50, 1837-1845.
17. _ & MANN, A.W. (1984): The influence of climate, geomorphology and primary geology on the supergene migration of gold and silver. J. Geochem. Explor. 22, 21-42.
18. WILSON, A.F. (1983): The economic significance of non hydrothermal transport of gold, and the accretion of large gold nuggets in laterite and other weathering profiles in Australia. Geol. Soc. S. Afr., Spec. Publ. 7, 229-234.