资源导刊·地球科技版
資源導刊·地毬科技版
자원도간·지구과기판
RESOURCES GUIDE·EARTH SCIENCE AND TECHNOLOGY
2014年
11期
8-9,13
,共3页
矿化%热液蚀变%中酸性小岩体%大别山地区
礦化%熱液蝕變%中痠性小巖體%大彆山地區
광화%열액식변%중산성소암체%대별산지구
Mineralization%Hydrothermal alteration%Neutro-acid small rock mass%Dabie mountain area
大别山地区分布有一定数量的中酸性小岩体，在动力变质作用下，岩体本身及围岩发生钾化、硅化等热液蚀变现象。热液蚀变与钼、铜等多金属矿化关系密切，不同的蚀变类型可伴随不同的矿化现象，而热液蚀变往往具有分带性。探讨热液蚀变及其与矿化的关系，对普查找矿有借鉴作用。
大彆山地區分佈有一定數量的中痠性小巖體，在動力變質作用下，巖體本身及圍巖髮生鉀化、硅化等熱液蝕變現象。熱液蝕變與鉬、銅等多金屬礦化關繫密切，不同的蝕變類型可伴隨不同的礦化現象，而熱液蝕變往往具有分帶性。探討熱液蝕變及其與礦化的關繫，對普查找礦有藉鑒作用。
대별산지구분포유일정수량적중산성소암체，재동력변질작용하，암체본신급위암발생갑화、규화등열액식변현상。열액식변여목、동등다금속광화관계밀절，불동적식변류형가반수불동적광화현상，이열액식변왕왕구유분대성。탐토열액식변급기여광화적관계，대보사조광유차감작용。
A?few?small?neutro-acidic?rocks?are?distributed?among?Dabie?Mountain?area,?under?the?dynamic?metamorphism.?Potassium,?silicification?and?other?hydrothermal?alteration?phenomena?occurred?in?rocks?themselves?and?the?surrounding?rocks.?Hydrothermal?alteration?is?closely?related?to?molybdenum,?copper?and?other?metal?mineralization.?Different?alteration?types?may?be?accompanied?by?different?mineralization,?while?the?hydrothermal?alteration?divided?into?different?zones.?Explore?hydrothermal?alteration?and?its?relationship?with?mineralization?has?great?significance?with?census?prospecting.
