ganZi qarTuli miwisa

z. cimmeris `mineralogiur leqsikonSi~ piroqsens mikuTvnebulia
ocda-rva minerali (maT Soris: avgiti, bronziti,
gedenbergiti, hipersteni, Jadeiti, diofsidi,
saliti, spodumeni, omfaciti, enstatiti da sxv.). avgiti
- Ca Mg, Fe,
AL
Si,
Al 2O6
,
muq silikatebs Soris Zlier
gavrcelebuli qanmaSeni mineralia. igi Sedis piroqsenitis,
peridotitis, gabros, porfiritis, bazaltis,
andezitis, fonolitis, tufis SedgenilobaSi. kristaldeba
monoklinur singoniaSi, damaxasiaTebelia mokle
prizmuli kristalebi, feri – muqi-mwvane, Savi. piroqseni
xSirad gardaiqmneba qloritad da rqatyuarad.
n. sxirtlaZis mixedviT, `piroqseniti muqi feris
saSualo da msxvilmarcvlovani qania . . . Sedgeba
arsebiTad erTi an ori piroqsenisagan, romelTac,
rogorc aqcesorebi, uerTdeba olivini (10%-mde), biotiti,
rqatyuara, madneuli mineralebi – magnetiti ilmeniti
da zogjer qromiti~.
piroqsenis xasiaTis mixedviT, piroqsenitSi mravali
saxesxvaobaa gamoyofili: diopsiditi, dialagiti, hipersteniti,
bronzititi, vebsteriti da sxv.
nefriti
nefritis simtkice yvela xalxSi badebda rwmenas,
rom am qvas idumali Zala aqvs, amitom Tayvans scemdnen;
misgan amzadebdnen amuletebs, Tilismebs. Zvel CinelTa
rwmeniT, budas ciuri taxti nefritisa iyo.
nefriti pirveli rigis sanaxelavo qvaa, magram
silamazis gamo, xSirad iyenebdnen rogorc Zvirfas qvas.
igi aris mineralebis: – tremolitis Ca2Mg5[Si8O22] an
aqtinoliTis – Ca2(Mg,Fe)5(OH)2[SiO22]-is farulkristaluri
saxesxvaoba wvrilboWkovani mikrostruqturiT.
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