definisi
kapur iku alus, putih, watu gamping powdery dumadi utamané saka meriam fosil saka foraminifers
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
panemu
Ora dingerteni
john peter Salley
Etimologi
saka lawas kapur english cealc, jeruk, plester, krikil, asal saka basa Yunani khalix krikil cilik, ing english ditransfer menyang opaque, putih, watu gamping alus
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
kelas
rocks sedimentary
rocks sedimentary
sub-kelas
awet rock, rock alus
awet rock, rock alus
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque