Chiyambi cha opal
Kwa nthawi yaitali sankadziwa momwe opal, odabwitsa ndi kukongola kwake, anapangidwira. Koma m'kupita kwanthawi, asayansi anapeza kuti ngaleyi ndi mtengo wonyansa. Amapangidwira pansi pa dziko lapansi, mu lavas, yotsekedwa pambuyo pa kuphulika kwa chiphalaphala, kuchokera ku mtundu wapadera wa helium. Mwala wamtengo wapatali umapezeka m'mayiko otsatirawa:
- Czechoslovakia;
- Hungary;
- United States;
- South Australia.
Far Australia ndi mtsogoleri pakati pa anthu ogula zinthu zamtengo wapatali. Mitundu yochuluka yosavuta ya opal imachokera m'dziko lino.
Zosiyanasiyana ndi mitundu
Madzi amodziwa amagawidwa m'magulu awiri: olemekezeka komanso wamba. Poyesera kupeza chomwe opal yamwala ikuwonekera, munthu amatha kuzindikira kuti ili ndi mithunzi yambiri yodabwitsa. Kwa gulu lachilendo lingathe kunyamula:
- ojambula opal-agate ndi opal-onyx;
- hyalitis;
- mwala wamtengo wapatali;
- porous turbid hydrophane;
- chikasu chachikasu ndi dontho la waxy;
- Mchere wa pinki umene nthawi zambiri umasokonezeka ndi mwezistone.
Mitundu yosiyanasiyana ingadzitamande ndi gulu la miyala yabwino. Kwa izo zimanyamula: mawonekedwe achifumu, diso la paka, miyala yamoto ndi ena ambiri.
Mwala opal: umenewo udzauza chithunzi
Mchere wamchere umatengedwa kuti ndi wotsika mtengo komanso wotchuka.
Opal ya ku Blue Australiya ndi imodzi mwa miyala yokongola kwambiri. KaƔirikaƔiri amakongoletsa zibangili zamtengo wapatali.
Zamatsenga zamagetsi a opal
Posankha opal, munthu ayenera kusamala kwambiri mitundu yake. Zimakhulupirira kuti wakuda akhoza kuvulaza munthu, kumuyesa kuchita zinthu zoipa, adzikakamiza yekha kuti agonjere zofooka. Pachifukwa ichi, azimayi amagwiritsa ntchito mwala wakuda kuti apange mphamvu zawo zamatsenga, chidziwitso. Mwala Woyera, komano, udzathandiza mwauzimu kuti udzilemere wokha, udzabweretsa mtendere wamkati ndi mgwirizano ndi wekha. Zida za miyala ya opal zidzathandiza anthu omwe ali ndi luso kupeza malo awo osungiramo zinthu ndikusungira kudzoza kopanda malire.
Zizindikiro za Zodiac
Kumbukirani kuti zamatsenga za opal zingagwire ntchito ngati mumakhulupirira moona mtima.