Kev zoo nkauj ntawm flaws Nta xws li flaws, kab nrib pleb thiab imperfections ntawm ntuj gemstones Nws tuaj yeem txo tus nqi zoo nkauj thiab tus nqi.Demantoid, ntawm qhov tod tes, yog ib qho khoom dai uas, ntawm qhov tsis sib xws, yog qhov tsis zoo thiab nrov dua.
Lub foob pob tawg ntawm Lavxias teb sab Demantoid muaj lub npe nrov ponytail suav nrog.Cov aggregates muaj asbestos fibers emanating los ntawm me me chromite crystals.Cov pob khoom ntawm cov hlua no thiab lawv cov xov paj sib txawv zoo li kev sib koom ua ke zoo li ponytails, foob pob hluav taws thiab sab qaum teb aurora.
Vim li cas d-muntoid thiaj li kim?
Tsis muaj ore nyob rau hauv cov mining zoo.
High-zoo demantoic foob pob tsis tshua muaj heev thiab, ntawm chav kawm, kim.Qhov no yog vim hais tias cov foob pob tawg tau zoo feem ntau yog tsim nyob rau hauv Urals ntawm Russia, qhov chaw mining tau ntev tau ploj mus.
Crystal me me
Demantoid grenades feem ntau txiav rau qhov ntau thiab tsawg dua 1 carat.Lub pov haum loj dua 2 carats tsis tshua muaj.Thiab lub pov haum loj dua 3 carats yog qhov tsawg heev.Tus nqi ntawm cov khoom loj loj demantoids tuaj yeem tshaj tus nqi ntawm cov emeralds zoo.
Variance siab heev
Raws li tau hais ua ntej, demantoid garnets muaj ntau dua li pob zeb diamond thiab lawv lub teeb ci dua.Peb yug los nrog kev hlub ntawm kev zoo nkauj radiant.Yog li nws ua rau kev txiav txim siab kom muaj tus nqi siab.
Lub sij hawm xa tuaj: Plaub Hlis-19-2022