ganZi qarTuli miwisa

mineralebs. pirvelads miekuTneba magmis kristalizaciis
procesSi gamoyofili mineralebi, xolo meoreul mineralebi
warmoiqmneba pirveladi mineralebis Secvlis
Sedegad.
silikaturi mdnaris – magmis mTavari elementebia
Jangbadi da siliciumi; amitom, magmuri qanebis arsebiTi
Semadgeneli mineralia kvarci ( SiO 2 ). siliciumiTa da
aluminiT mdidar qanTmaSen mineralebs, sialurs uwodeben,
xolo magniumiTa da rkiniT mdidars – femurs an
mafurs. magmuri qanebis ZiriTadi qanmaSeni mineralebi,
silikatebia.
qanebis Semswavlel mecnierebas, petrografia ewodeba
(,,petros’’ berZnulad – qva). dedamiwis qerqi anu
liTosfero agebulia sxvadasxva Sedgenilobisa da asakis
qanebisagan.
qani warmoadgens erTi an ramdenime mineralis
agregats (narevs), romelsac mniSvnelovani adgili
ukaviadedamiwis qerqSi; misTvis damaxasiaTebelia metnaklebad
mudmivi qimiuri da mineraluri Sedgeniloba da
struqtura.
petrografiis amocanaa qanebis mineraluri da qimiuri
Sedgenilobis, struqturis, teqsturis warmoSobis,
wolis formebis, gavrcelebis Seswavla.
igi amisaTvis sargeblobs geologiuri, analizuri,
mikroskopuli, eqsperimentuli meTodebiT.
amJamad bunebaSi cnobilia qanebis daaxloebiT
aTasamde saxe. arCeven maT sam ZiriTad genetikur jgufs:
magmurs, danaleqs da metamorfuls anu saxecvlils.
magmurs, pirvelad qanebs uwodeben, radgan igi warmoiqmneba
dedamiwis siRrmeSi an zedapirze silikaturi mdnaris
gacivebis gziT. danaleqi da metamorfuli qanebi
meoreuli warmoSobisaa.
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