tatanan
nephelinite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
Wangun konglomerat ngendi endapan dumadi utamané saka krikil lan cobble-ukuran clasts rong milimeter diameteripun wiwit accumulating.
isi Mineral
clinopyroxene, nepheline, plagioclase
lempung, wedhi, silika, silt
senyawa isi
ca, cao, karbon, cl, MgO
NaCl, cao
jinis metamorphism
kontak metamorphism
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
jinis udan
udan biologi, udan kimia, udan mechanical
ora ditrapake
jinis erosi
erosi kimia, banyu erosi, angin erosi
erosi kimia, erosi gisik