2GEOLOGY
地质
21LITHOLOGYCASSIFICATIONANDDESCRIPTIONORDER岩性分类与描述顺序
211RockTypes
岩石类型
SediclasssmdstshclystclstsdmSsdfsstbldrpblgrlcglgywkcblarkgr
lbrecbiocvcrssstarglgypa
hyslt
Sedime
tryclasticsa
dsto
emudsto
eshaleclaysto
esa
dmediumsa
dsto
efi
esa
dsto
eboulderpebblegravelco
glomerategraywackecobblearkosegra
ulebreccicbioclasticverycoarsesa
dsto
eargillitegypsuma
hydritesaltfli
tli
gite
沉积岩碎屑岩
砂岩泥岩页岩粘土岩砂中砂岩细砂岩卵石卵石砾石砾岩硬砂岩大鹅卵石长石砂岩粒砂角砾岩生物碎屑岩极粗砂岩泥板岩
石膏硬石膏盐岩
隧石
lsdolodolstmrlscoqbiospbiomiclcar
carbo
atelimesto
edolomitedolosto
emarlsto
ecoqui
abiospartebiomicritecalcare
ite
碳酸盐岩灰岩，石灰岩
白云石白云岩泥灰石贝壳灰岩生物亮晶灰岩生物微晶灰岩灰屑岩，钙屑灰岩
27
fclcltmicrclcrdclsltgrst
volcgrtdrgrdrqudrdrpo
gabgbqupoa
basarag
Metaphylslschmblg
eqtzt
ovac
212COL
blkbr
yelgygryorblg
gr
wiwhtp
kpl
calcilutitemicritecalciruditecalcisilititegrai
sto
eooliticlimesto
e
Ig
eousRocki
trusiveig
eousextrusiveig
eouscolca
icgra
itedioritegra
odioritequartzdioritedioriteporphyrite
sye
itegabbroquartzporphyritea
desitebasaltarago
ite
Metsmorphicrockphylliteslateschistmarbleg
eissquartzite
ovaculite
ColorColour
blackbrow
yellowgreyora
gebluegree
whitepi
kpurple
28
泥屑石灰岩微晶灰岩砾屑石灰岩
粉砂屑石灰岩粒状灰岩鲕状灰岩
火成岩侵入岩喷出岩火山岩花岗岩闪长岩花岗闪长岩石英闪长岩闪长玢岩
正长岩辉长岩石英玢岩安山岩玄武岩纹石，霞石
变质岩千枚岩
板岩片岩大理岩片麻岩石英岩致密石英岩
颜色
黑色棕色黄色灰色橙色，桔色蓝色绿色白色粉红色紫色
flavbft
chococholvcrmmottvoclambltdkdrkcc
lave
derbuffta
chocolateochveolivecreammottedvaricoloreeamberlightdarkcolorcode
213Hard
ess
VHDMHDHSFTVSFT
veryhardmiddlehardhardsoftverysoft
214Rou
d
ess
a
glesuba
glesubr
dr
d
sharpa
gulara
gularsuba
gularsubrou
drou
dwellrou
d
215Grai
SizeTermi
ology
seeappTable
216Sorti
g
go
good
f
fair
md
medium
pr
poor
c
coarsely
217Ceme
tatio

29
浅紫色，淡紫色浅黄色棕黄色褐色
褐色，黄褐色橄榄色奶油色
杂色，斑点杂色的琥珀色淡的暗的
颜色代码
硬度
非常硬中硬硬软
非常软
磨圆
尖棱状棱角状次棱角状次圆状
圆状磨圆好
颗粒大小术语
（见附表）
分选
好一般中等
差粗造
胶结，胶结物
fcpd
swelllsesdyaresdymdyareethyclycalcalcsilimkaocarbqtzc
ac
compactde
sewellloose
sa
dyare
aceoussa
dymudyargillaceousearthr