definisi
asal
panemu
Etimologi
kelas
sub-kelas
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kategori liyane
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
saka novacula tembung latin, kanggo watu silet
rock grained nggoleki, rock opaque
kenyte iku macem-macem phonolite porphyritic utawa trachyte rock karo phenocrysts rhomb shaped anorthoclase karo rupo olivine lan augite ing matrik glassy
saka gunung ranges- Gunung kenya lan dijenengi dening JW Gregory in 1900
awet rock, medium atose rock
rock grained nggoleki, rock opaque