新疆大学学报(自然科学版)
新疆大學學報(自然科學版)
신강대학학보(자연과학판)
XINJIANG UNIVERSITY JOURNAL(NATURAL SCIENCE EDITION)
2013年
4期
469-475
,共7页
刘学良%弓小平%尹得功%韩琼%毛磊
劉學良%弓小平%尹得功%韓瓊%毛磊
류학량%궁소평%윤득공%한경%모뢰
地球化学%备战铁矿%矽卡岩REE特征%成岩物质
地毬化學%備戰鐵礦%矽卡巖REE特徵%成巖物質
지구화학%비전철광%석잡암REE특정%성암물질
geochemical Beizhan iron ores%skarn REE features%material for formation
备战铁矿是西天山阿吾拉勒铁矿成矿带成因类型典型成矿条件较好的具有代表性的铁矿区。文章通过对备战铁矿矿石化学成分、矿石的微量元素特征、矽卡岩REE特征等一系列矿床相关的地球化学特征的研究,进一步说明备战铁矿床的磁铁矿成因类型不单是火山沉积型,还有与热液改造相关的矽卡岩型,矽卡岩成岩物质来源于深源岩浆,同时也有壳源物质的混染,具有壳幔混合的特点。
備戰鐵礦是西天山阿吾拉勒鐵礦成礦帶成因類型典型成礦條件較好的具有代錶性的鐵礦區。文章通過對備戰鐵礦礦石化學成分、礦石的微量元素特徵、矽卡巖REE特徵等一繫列礦床相關的地毬化學特徵的研究,進一步說明備戰鐵礦床的磁鐵礦成因類型不單是火山沉積型,還有與熱液改造相關的矽卡巖型,矽卡巖成巖物質來源于深源巖漿,同時也有殼源物質的混染,具有殼幔混閤的特點。
비전철광시서천산아오랍륵철광성광대성인류형전형성광조건교호적구유대표성적철광구。문장통과대비전철광광석화학성분、광석적미량원소특정、석잡암REE특정등일계렬광상상관적지구화학특정적연구,진일보설명비전철광상적자철광성인류형불단시화산침적형,환유여열액개조상관적석잡암형,석잡암성암물질래원우심원암장,동시야유각원물질적혼염,구유각만혼합적특점。
Beizhan iron ores is the representative metallogenic region with typical genetic type and good metallogenic conditions in the Awulale iron belt. Through the research of the iron ore chemical composition, ore of trace elements characteristics, skarn REE characteristics and so on a series of skarn deposits the geochemical characteristics of the research in this article , the type of cause of Beizhan magnetic iron ores is not only related of volcanic sedimentary type but also skarn type concerned with hydrothermal modification. The diagenetic material of skarn, with the feature of mixture of the crust and mantle, comes from deep source magma and the shell source material mix dye.