赖木收,马毅敏,林斌.印度尼西亚苏拉威西岛某红土型镍矿床地质特征及成因浅析[J].地质找矿论丛,2012,27(3):337-340 |
印度尼西亚苏拉威西岛某红土型镍矿床地质特征及成因浅析 |
Geologic features and genesis of lateritic nickel deposits in Sulawesi island, Indonesia |
投稿时间:2010-05-10 |
DOI:10.6053/j.issn.1001-1412.2012.03.012 |
中文关键词: 红土型镍矿 地质特征 超基性岩 印度尼西亚 |
英文关键词:Lateritic nickel deposits geologic features ultrabasic rocks Indonesia |
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中文摘要: |
文章通过对印度尼西亚苏拉威西岛某红土型镍矿床的成矿地质条件、矿床地质特征、矿石类型变化规律及矿床成因的分析与研究,认为矿床是由超基性岩橄榄岩在热带及亚热带常年高温、雨旱交替且年降雨量较大的地区经风化、淋滤、沉积富集而成矿;与在中生代、新近纪、第四纪的热带、亚热带气候条件下形成的蛇纹岩风化壳有关。 |
英文摘要: |
Base on the geologic feature and studies on the ore-forming condition it’s considered that the deposit was formed from ultrabasic rocks, such as peridotite, During Mesozoic, Tertiary and Quaternary periods annual temperature and rainfall are both high in the area and rain and drought alternates. The ultrabasic rocks were weathered, and nickel leached and precipitated and enriched. |
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