definisi
chert punika hard, peteng, opaque rock sedimentary kang dumadi saka silika karo susunan nggoleki-grained amorf
travertine punika Mineral dumadi saka kalsium karbonat dilapisi kawangun dening Deposition saka spring Waters
Sajarah
asal
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italy
panemu
Ora dingerteni
Marcus vitruvius pollio
Etimologi
saka quartz Flint-kaya, 1670s, diweruhi origin- istilah lokal, kang wis dijupuk menyang nggunakake geologi
saka travertino italian jenis bangunan watu, saka tiburs, kata saka tibur (Tivoli), ing Italia
kelas
rocks sedimentary
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
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kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque