摘要
<正>大兴安岭中南部地处东亚造山带东段,大地构造单元主要由兴安地块和松嫩地块组成(Sengor et al.,1993)。区内出露地层主要为古生界二叠系地层及部分中生界地层。二叠系地层由下至上依次为大石寨组、哲斯组和林西组。胡大干等(2009,2011,2012,2016)通过对区内二叠纪泥质岩石中粘土矿物的成因标志进行了探讨,认为该区上古生界变质程度相当于极低级变质作用。绿泥石的成分与温
引文
[1].Sengor A M C,Naial'in B A,Burtman V S.Evolution of the Altaid tectonic collage and Paleozoic crustal growth in Eurasia.Nature,1993,364:299-307.
[2].胡大千,于介江.内蒙古东北地区上古生界伊利石研究[J].岩石学报,2009,25(8):2017-2022.
[3]胡大千,刘越,洪艳,等.东北地区上古生界泥质岩石共存黏土矿物[J].吉林大学学报:地球科学版,2011,41(5):1458.1465.
[4].胡大千,韩春元,马瑞,等.内蒙古锡林郭勒地区上古生界极低级变质作用:伊利石和镜质体反射率的证据[J].岩石学报,2012,28(9):3042-3050.
[5].Hu Da-qian,Li yang,Zhan Nai-chen,et al.Reprint of Very low-grade metamorphism of the upper Permian Linxi Formation from the southern Da Xing'an Mountains,NE China:Constraints from clay mineral genesis[J].Applied Clay Science,2016,119(1):67-73.
[6].Rausell-Colom J A,Wiewiora A and Matesanz E.Relation between composition and d_(001)for chlorite.Am.Mineral.,1991,76:1373-1379.
[7].Nieto F.Chemical composition of metapelitic chlorites:X-ray diffraction and optical property approach[J].European Journal of Mineralogy,1997,9(4):829-842.
[8].Stefano B.Applying X-Ray Geothermometer Diffraction to a Chlorite[J].Clays&Clay Minerals,1999,47(1):54-63.
[9].姚杰,胡大干,孙国胜等.内蒙古索伦地区中二叠系哲斯组有机质的拉曼光谱特征及地质意义[J],世界地质,2016.