全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

新疆阿尔泰地区矿床分布的多重分形分析

, PP. 333-341

Keywords: 多重分形,分形,标度指数,奇异指数,矿床分布,阿尔泰

Full-Text   Cite this paper   Add to My Lib

Abstract:

对新疆阿尔泰地区175个热液金、铜、铅、锌、稀有金属矿床的研究表明,该区矿床的空间分布为多重分形分布。在q=-2~14范围内,标度指数为-5.4915~12.8071,奇异指数a(q)随q值变化较大,为0.9248~2.2865,分维谱具单峰曲线特征。q=0时,在1~150km尺度范围内出现二个分形关系,在1~16km尺度范围内D0值为0.23,在16~150km尺度范围内D0值为1.51。导致该区矿床多重分形分布的主要原因是在不同尺度下矿床的形成控制机理的不同和矿床的勘探研究程度较低,该区还有较大的找矿前景。

References

[1]  1982Mandelbrot B B. The fractal geometry of nature [M]. New York: W H Freeman.
[2]  1991Carlson C A. Spatial distribution of ore deposits [J]. Geology, 19: 111~114.
[3]  1992Evertsz C J G, Mandelbrot B B. Multifractal measures, Appendix B [M]. In: Peitgen H O, Jü rgens H and Saupe D (eds). Chaos and fractals. New York: Springer, 922~953.
[4]  1992Korvin G. Fractal models in the earth sciences [M]. Amsterdam: Elsevier.
[5]  1992Turcotte D L. Fractals and chaos in geology and geophysics [M]. Cambridge: Cambridge Univ Press.
[6]  1994Blenkinsop T G. The fractal distribution of gold deposits [C]. In: Kruhl J H (eds). Fractals and dynamic systems in geosciences. Berlin: Springer, 247~258.
[7]  1994Zhang X, Sanderson D J. Fractal structure and deformation of fractured rock masses [C]. In: Kruhl J H (eds). Fractals and dynamic systems in geosciences. Berlin: Springer, 37~52.
[8]  1995Agterberg F P. Multifractal modeling of the sizes and grades of giant and supergiant deposits [J]. International Geology Review, 37: 1~8.
[9]  1996李长江,蒋叙良,徐有浪,麻土华. 浙江中生代热液矿床的分形研究[J]. 地质科学, 31(3): 264~272.
[10]  1996Sibson R H. Structural permeability of fluid?driven fault?fracture meshes [J]. Journal of Structural Geology, 18: 1031~1042.
[11]  1998施俊法,王春宁.中国金矿床分形分布及对超大型矿床的勘查意义[J].地球科学, 23(6): 616~619.
[12]  1999Cox S F. Deformational controls on the dynamics of fluid flow in mesothermal gold systems [C]. In: McCaffrey K J W, Lonergan L and Wilkinson J J (eds), Fractures, Fluid Flow and Mineralization. Geological Society, London, Special Publications, 155: 123~140.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133