Lamprophyres

基本解釋

Lamprophyres in the orefield may be divided into tow groups fresh (weak alteration)and altered.
根據巖石的蝕變相對強弱，本區(qū)煌斑巖可分成新鮮（弱蝕變）、蝕變兩種。
The lamprophyres are widely distributed in Qinling, which are mostly well auriferous.The lamprophyres are occurred in silty slates of Palaezoic Silurian and Devonian systems.
秦嶺地區(qū)廣泛分布有煌斑巖，其主要賦存于古生界志留系與泥盆系的粉砂質板巖中，大部分含金較高。
Lamprophyres in the Taoyuan-Xiaotongjiapuzi gold ore belt is of strong enrichment type of incompatible elements, with obvious fractionation among incompatible elements.
桃源-小佟家堡子金礦帶煌斑巖為不相容元素強烈富集型，不相容元素間分餾明顯，高場強元素豐度較低，低場強元素豐度較高。
According to the contrast study on the relations between lamprophyre and gold mineralization, it indicates that there are simularities between the lamprophyres.
經不同成礦區(qū)煌斑巖與金礦成礦關系的對比研究，認為其具有相似性，并與金成礦關系密切。
Keywords gold deposits;lamprophyres;petrochemistry;Yunnan;
金礦床;煌斑巖;巖石化學;云南;