Opals yog cov pob zeb zoo nkauj. Tab sis koj yuav qhia tau li cas yog txoj saw caj dab uas koj yuav nrog koj cov nyiaj khwv tau los nyuaj muaj opal tiag? Cov opals cuav feem ntau nyuaj rau txheeb xyuas, tab sis ntawm no yog qee cov lus qhia kom paub tseeb tias koj lub pob zeb ci ntsa iab yog qhov tseeb.
Cov kauj ruam
Kauj Ruam 1. Txheeb xyuas lub tebchaws ntawm keeb kwm
Feem ntau cov opals tiag tiag tau khawb hauv Australia, uas yog lub peev opal ntawm lub ntiaj teb. Russia thiab Hong Kong ua qhov zoo tshaj plaws cuav opals uas qee tus neeg nyiam cov hniav nyiaj hniav kub sim dhau los ua qhov tseeb. Yog tias koj lub opal tsis tuaj ntawm teb chaws Australia ces koj yuav tsum xav tias nws siv tau.
Kauj Ruam 2. Txheeb xyuas qhov sib npaug
Yog tias opal yog lub pob zeb ntuj, tom qab ntawd txawm tias txiav thiab txhuam nws yuav tsis yog qhov sib npaug. Yog tias lub opal yog lub voj voos zoo nkauj lossis lub ntsej muag oval, tom qab ntawd koj yuav tsum muaj daim ntawv tso cai tus kws txiav nyiaj txiag tshuaj xyuas nws ua ntej koj yuav khoom.
Kauj Ruam 3. Saib opal hauv qhov muaj zog, lub teeb dawb
Tsis txhob siv lub teeb fluorescent, vim nws tuaj yeem ua rau opal zoo li muaj qhov ntsej muag ntau dua li qhov nws ua tiag tiag thiab tuaj yeem ua rau muaj kev xav ntawm cov xim ntxiv. Yog tias opal zoo li muaj ntau txheej xim, tom qab ntawv qhov no yog qhov qhia tau zoo tias nws yog qhov tiag. Txawm li cas los xij, yog tias opal tsuas yog pom muaj xim tam sim hauv qab saum npoo, nws yuav yog qhov cuav.
Kauj Ruam 4. Txheeb tus nqi
Ib qho opal tiag, txawm tias me me, feem ntau yuav raug nqi ntau dua $ 100. Yog tias opal hauv cov hniav nyiaj hniav kub teeb tsa tus nqi tsuas yog $ 20 lossis $ 40, ces koj yuav tsum xav tias qhov kev khom nqi.
Kauj Ruam 5. Saib kom ze rau tus qauv
Lub opal tsim hauv chav kuaj (Gilson opal) qhia cov xim ci hauv thaj ua rau thaj loj. Tus qauv feem ntau yog 'zoo meej dhau' thiab xaj, thiab tseem tuaj yeem tso saib 'snakeskin' tus qauv.
