Opal kubva kuMondulkiri, Cambodia - New Update 2022 - Vhidhiyo

Tenga natural opal mune yedu gemstone shopu

Cambodian opal

Opal is hydrated amorphous form of silica (SiO2 nH2O); mvura yaro inogona kusiyana kubva pa3 kusvika ku21% nekurema, asi inowanzoita 6 kusvika 10%. Nekuda kwehunhu hwayo hweamorphous, inorongedzerwa semineraloid, mukusiyana nemakristalline mafomu e silica, ayo anotsanangurwa semaminerari.

Inoiswa pane imwe tembiricha yakaderera uye inogona kuwanikwa mumitsetse yemhando chero ipi zvayo yedombo, inowanzoitika nelimonite, sandstone, rhyolite, marl, uye basalt. Opal ndiro dombo renyika reAustralia.

Chimiro chemukati chemavara anotamba e opal anoita kuti iite refract light. Zvichienderana nemamiriro ezvinhu ayo yakagadzirwa, inogona kutora mavara akawanda. Matombo anobva pakuchena kusvika kuchena, grey, tsvuku, orenji, yero, girini, bhuruu, pepuru, pink, pink, slate, muorivhi, brown uye dema.

Pakati peiyi mimvuri, matombo madema ndiwo asingawanzo, asi machena uye girini ndiwo anonyanya kuwanda. Opals inosiyana muoptical density kubva kuopaque kuenda kune translucent.

Iyo opal play yemuvara inoratidza kuchinjika kupindirana kwemavara emukati uye, kunyangwe mineraloid, ine chimiro chemukati. Pachiyero chemicroscopic, opal inotamba-ruvara inoumbwa ne silica spheres 150 kusvika 300 nm muhupamhi mune dense hexagonal kana cubic grid.

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Hukuru hwakakodzera uye kuputirwa kwebeads idzi kunosarudza kunaka kwedombo. Kana chinhambwe chiri pakati pendege dzinogara dzakaturikidzana dzemabhora chinenge hafu yewavelength yechikamu chechiedza chinooneka, chiedza paurefu hwesaisai iyoyo chinogona kuparadzaniswa kuburikidza negetsi rinoumbwa nendege dzakaturikidzana.

Iwo mavara akacherechedzwa anotarwa nenhambwe pakati pendege uye kutaridzika kwendege maererano nechiedza chechiitiko. Iyi nzira inogona kutsanangurwa nemutemo weBragg diffraction.

Opal anobva kuMondulkiri, Cambodia.

Tenga natural opal mune yedu gemstone shopu