大南湖矿区同沉积断层对煤质特征及成煤环境的影响Effect of Synsedimentary Fault on Coal Quality Characteristics and Coal-forming Environment in Dananhu Mining Area
樊君平,梁开华,鲁楠,周丽丽,李东慧,黄春慧,陈昊
摘要(Abstract):
以大南湖矿区为研究对象,分析了F1同沉积断层两侧多煤层的煤岩、煤质特征,并探讨了F1断层对成煤环境的影响。结果表明,F1正断层以南(即下盘)各煤层具有类脂组含量高、水分高、灰分产率高、挥发分高、氢含量高、灰成分指数高、沾污指数低等特点,而断层以北(即上盘)各煤层垂向演化波动强、变化快;反映出断层两侧不同的成煤环境特征,断层以北(即上盘)水体相对较深,偏还原环境,受物源影响小,但震动频次多、震动剧烈;断层以南(下盘)偏氧化环境,受物源影响较大,但沉降相对稳定。研究结果一方面反映出了断层对煤岩煤质特征及成煤环境的影响,另一方面也佐证了该断层的同沉积属性。
关键词(KeyWords): 同沉积断层;煤质;成煤环境;大南湖矿区
基金项目(Foundation): 山东省煤田地质局山东省煤田地质局重点科研专项(鲁煤地科字(2022)16号)“基于多煤层精细勘查的西北侏罗系煤炭资源空间异质性研究”
作者(Author): 樊君平,梁开华,鲁楠,周丽丽,李东慧,黄春慧,陈昊
参考文献(References):
- [1]葛宝勋,郝吉生.“灰成分端元分析法”及其在聚煤环境分析中的应用[J].沉积学报,2000,18(3):460-464.
- [2]SUN R,LIU G,ZHENG L,et al. Characteristics of coal quality and their relationship with coal-forming environment:A case study from the Zhuji exploration area,Huainan coalfield,Anhui,China[J]. Energy,2010,35(1):423-435.
- [3]LIU G,ZHENG L,GAO L,et al. The characterization of coal quality from the Jining coalfield[J]. Energy,2005,30(10):1903-1914.
- [4]王胜建,高为,郭天旭,等.黔北林华井田煤质参数特征及其成煤沉积环境意义[J].煤炭科学技术,2017,45(10):162-168.
- [5]魏迎春,贾煦,刘志飞,等.鸳鸯湖矿区延安组煤岩煤质特征及成煤环境研究[J].煤炭科学技术,2018,46(7):197-204.
- [6]崔春兰.大南湖矿二区F1南井田煤层对比特征[J].科学技术与工程,2019,19(22):103-109.
- [7]何建国,张静,马荣,等.吐哈盆地大南湖矿区煤岩煤质特征及成煤环境分析[J].中国煤炭,2022,48(1):63-69.
- [8]梁开华.吐哈盆地大南湖煤田西山窑组中段沉积环境与聚煤规律[J].新疆地质,2021,39(3):470-474.
- [9]熊文勃.新疆哈密大南湖一带岩浆岩地球化学特征及构造环境分析[D].甘肃兰州:兰州大学,2018.
- [10]赵彦.山西省河保偏矿区13#煤层煤岩煤质特征[J].中国煤炭地质,2021,33(4):19-24.
- [11]张静,秦云虎,朱士飞.乌鲁木齐县后峡东南沟隆昌煤矿B5煤层煤岩煤质特征及煤相分析[J].中国煤炭地质,2022,34(2):6-9.
- [12]WARD C R. Analysis,origin and significance of mineral matter in coal:An updated review[J]. International Journal of Coal Geology,2016,16:51-27.
- [13]DAI S,REN D,CHOU C,et al. Geochemistry of trace elements in Chinese coals:A review of abundances,genetic types,impacts on human health,and industrial utilization[J]. International Journal of Coal Geology,2012,94:3-21.
- [14]乔军伟,谢涛,张光超.陕北及黄陇侏罗纪煤田煤中硫分、灰分成因探讨[J].中国煤炭地质,2012,24(6):11-29.
- [15]HAYASHI K I,HIROYUKI F,HOLLAND H D,et al. Geochemistry of~1.9 Ga sedimentary rocks from northeastern Labrador,Canada[J].Geochimica et Cosmochimica Acta,1997,61(19):4115-4137.
- [16]DAI S,JIANG Y,WARD C R,et al. Mineralogical and geochemical compositions of the coal in the Guanbanwusu Mine,Inner Mongolia,China:Further evidence for the existence of an Al(Ga and REE)ore deposit in the Jungar Coalfield[J]. International Journal of Coal Geology,2012,98:10-40.
- [17]DAI S,GUO W,NECHAEV V P,et al. Modes of occurrence and origin of mineral matter in the Palaeogene coal(No. 19-2)from the Hunchun Coalfield,Jilin Province,China[J]. International Journal of Coal Geology,2018,189:94-110.
- [18]方爱民,许福美.山东兖州矿区太原组16号煤层煤相研究[J].煤田地质与勘探,2005,33(4):10-13.
- [19]王迪,田继军,冯烁,等.塔里木盆地东南缘下-中侏罗统煤层煤岩、煤质特征分析[J].现代地质,2018,32(5):975-984.
- [20]刘善德.永陇矿区南缘煤岩煤质特征及成煤环境分析[J].煤田地质与勘探,2018,46(S1):11-15.