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quartzite
[n]
石英砂
【矿物】石英岩
The
cardium
sandstone
is
lithic
, being
composed
of
grains
of chert,
quartz
,
quartzite
,
silicified
argillite
, and other rock
fragments
.
卡迪砂岩是岩屑砂岩,由燧石,石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。