1 Definition
1.1 definisi
scoria punika igneous rock extrusive peteng-colored karo babak rongga gelembung-kaya KALUBÈRAN
picrite iku macem-macem dhuwur-Magnesium basalt olivine sing sugih banget ing olivine Mineral
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka pungkasan tengah english (denoting slag saka logam molten), saka skōria greek nolak, saka dung Skor
saka pikros greek pait + -ite, abad ka-19
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque