吕立娜,吴岑

• 1:中煤地质工程总公司

摘要(Abstract)：

西澳大利亚州铁矿资源主要分布在北部皮尔巴拉和南部的伊尔岗两个太古宙克拉通。皮尔巴拉克拉通BIF型铁矿在汤姆普赖斯山、恰那和布鲁克曼的矿石矿物组合为假象赤铁矿-微板状赤铁矿,马拉曼巴的为赤铁矿-针铁矿,CID型铁矿在罗布河和杨迪矿石类型主要为褐铁矿;伊尔岗克拉通BIF型铁矿在库里阿诺的矿石矿物组合为针铁矿-假象赤铁,比温和曼迪尕的为磁铁矿±假象赤铁矿和针铁矿±赤铁矿。BIF型铁矿为浅生-变质成矿,而CID型铁矿则是先前形成的BIF经侵蚀、搬运、沉积和埋藏作用形成。

关键词(KeyWords)： 西澳大利亚;BIF型铁矿床;CID型铁矿床

Abstract:

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基金项目(Foundation):

作者(Author): 吕立娜,吴岑

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