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1、地质录井岩屑描述英文 Lithologydescription Descriptioncuttingbymicroscope显微镜下描述岩性,checkcolor颜色,grainsize粒度,roundness圆度,hardness硬度,texture结构，Structure构造,porosity孔隙度,cement胶结,content含有物，modeofoccurrence产状。1.Color颜色:example例如:gray灰色，lightgray浅灰色，darkgray深灰色，greenishgray绿灰色，olivegreenishgray橄榄绿灰色
2、，brownishgray褐灰色, green绿色,brown褐色,black黑色,red红色,white白色,offwhite无色,mottled杂色的，etc等等.2.Lithology name岩性定名：claystone泥岩，siltstone泥质粉砂岩，veryfinesandstone粉砂岩，finesandstone细砂岩,mediumsandstone中砂岩，coarsesandstone粗砂岩，verycoarsesandstone砂砾岩，granule细砾岩，小砾岩，pebble鹅卵石（中砾岩），couble大砾岩，boulder巨砾岩。
3、Coal煤,lignite褐煤，limestone灰岩，mudstone泥灰岩，packstone泥粒灰岩，iolite鲕粒灰岩，wackstone灰泥石灰岩，grainstone颗粒石灰岩，boundstone粘结岩，crystallinecarbonate结晶碳酸岩，dolomite白云岩，basalt 玄武岩，tuff凝灰岩，magna岩浆岩，metamorphicrock,变质岩，gypsum石膏，anhydrite硬石膏，igneousrock火成岩，chart燧石，quartzite石英岩，Checkgrainsbymicroscopewithg
4、rainschart,显微镜下观察粒度并与粒度板对比确定岩屑粒度。Grainsizeasfollow（FIG1）粒度见下及图1:3．Roundnessveryangular,angular棱角状，subangular次棱角状，subrounded次圆状，rounded圆状，wellrounded，asshowin FIG1见图14sorting:verywellsorted分选极好的，wellsorted分选好， moderatelysorted分选中等，poorlysorted分选差。5．hardnessdeterminehardnessbyneedle用
5、钢针来判断，岩石硬度：verysoft极软，soft软,firm较软,moderatelyhard较硬,hard硬,veryhard极硬.6.cement胶结andcement胶结物:clay粘土,argillaceous泥质，kaolinite高岭土（高岭石），chalk白垩土，glauconite海绿石，calcareous灰质,siliceous硅质的。Unconsolidated疏松，verypoorly极差，poorly差，moderately中等，well 好，verywell极好。7.calcareousbearing含钙情况:putcutti
6、ngontoporcelainanddroptenpercenthydrochloricacidonitandcheckthereaction把岩屑放到磁盘上,滴10%的盐酸，观察反应情况。noncalcareous不含钙,slightcalcareous微含钙,calcareous含钙。8.Thewaytodistinguishcementandcutting,区别水泥和岩屑的方法：Putcuttingontoporcelainanddropliquidofphenolphthaleinonit,ifthecolorturnintored,thatmean
7、sthereiscementinthecutting把岩屑放到磁盘上，滴酚酞溶液，如果颜色变红，说明岩屑里有水泥。9.porosity孔隙度：verypoor极差，poor差，fair中等，good好，verygood极好。10.directfluorescenceandcutfluorescence荧光直照和系列对比：Putcuttingontoporcelain,anddropsomechloroform(chlorothene)onit,thenputporcelainunderfluorescentlampcheck把岩屑放到瓷盘上滴上氯仿，然后放到
8、荧光灯下观察。11.oilbearingdescri
