Hluav Taws Opal: lub keeb kwm thiab thaj chaw ntawm precious minerals

Lub pob zeb siv nyob rau hauv lub hniav nyiaj hniav kub ua lag ua luam, raws li ib tug txoj cai, muaj lawv tus kheej keeb kwm. Tej zaum lawv yog nrog legends. Ib tug ntawm feem ntau kim thiab prized masters minerals xam tau tias yog hluav taws kub opal, yees duab qhia tau hais tias yuav ua li cas fascinating no zoo nkauj pob zeb.

mineral deposit

Rich deposits ntawm nws yog nyob rau hauv lub tebchaws United States, nyob rau hauv South America, Hungary, Czech koom pheej, Qaib ntxhw, Kazakhstan, Russia (Kamchatka thiab Transbaikalia) thiab nyob rau hauv Nyiv. Tab sis lawv yuav tsis yeej ib txwm tsim nyob rau hauv zoo rau qhov siv thiab ua hniav nyiaj hniav kub. Feem ntau lub pob zeb muaj flaws, tab sis beautifully refract teeb. Txawm li cas los, nyob rau hauv ancient lub sij hawm nyob rau hauv Is Nrias teb, Persia, thiab cov Khab, lawv raug xam tias yog ib lub cim ntawm txoj kev hlub. Mayans thiab Aztecs siv hluav taws opals los tsim mosaics. Lawv dai kom zoo nkauj txhua hnub khoom thiab qhov chaw ntawm kev teev tiam mus rau lub gods. Lawv hu ua nws ib tug pob zeb noog ntawm lub vaj kaj siab.

Mineral mined nyob rau hauv teb chaws Australia thiab Mexico, qhov uas nws twb tau pom zoo tshaj plaws lub teb chaws pob zeb. Nws deposits yog cov volcanic pob zeb, basalt, marl, rhyolite, limonite, sandstone. Muaj ib tug heev loj loj. Piv txwv li, ib tug neeg laus txiv neej nrig.

Cov xim ntawm cov hluav taws kub opal

Nws yog ib heev zoo nkauj xim, hluav taws kub opal yuav ua tau kaj txiv kab ntxwv, daj, flaming liab. Tsawg ntau lub teeb-xim av ntxoov ntxoo. Lub pob zeb raug muab faib mus rau hauv pob tshab los yog translucent. Connoisseurs hlub golden, lub teeb sov so uas lawv emit. Yog li ntawd, lawv hu ua "golden opals."

Pob zeb rau ib tug mos mos qauv. Tab sis tus tswv jeweller tus muaj peev xwm mus tsim tau tiag tiag tej hauj lwm ntawm cov kos duab. Lawv xwm nws nyob rau hauv xws li ib tug txoj kev uas lub dag lub zog ntawm cov khoom (rings, bracelets), tsis txhob txhawj. Opals raug muab faib ua opalescent (lawv yog tiav nyob rau hauv cabochons) thiab kim opalescent hluav taws opals, lawv yog ntau nqi vim hais tias ntawm nws cov xim thiab cov kev ua si ntawm lub teeb. Ib tug saib yog txaus rau lub caij nplooj zeeg nyob rau hauv kev hlub nrog lawv. Lawv yuav tsum tau txiav tsuas yog muaj transparency. Nyob rau tib lub sij hawm lawv ua raws li nyob rau hauv cov kev ua si ntawm lub teeb, kom tau khaws cia tag nrho cov kev zoo nkauj.

Lub pob zeb tej zaum yuav hloov lub sij hawm. Ntau nyob ntawm qhov chaw uas nws tau pom. Ntev yuav nyob twj ywm rau hauv lub mineral uas tau mined nyob rau hauv ib tug qhuav qhov chaw. Nws yuav muaj ntau check.

Nta opal thiab kev kho mob

Hluav Taws opals muaj silica nrog ib tug high school cov kev faib ua feem ntawm cov dej (tej zaum nws yuav tsum yog los ntawm peb mus rau nees-nkaum ib feem pua). Lawv yog cov mineraloidam. Lub cim xim yog tiav los ntawm cov hlau impurity. Nyob rau hauv lub ntev coj hniav nyiaj hniav kub lawv yuav loj hlob laus thiab ua pos huab los ntawm cov ib puag ncig tej yam uas cov ib puag ncig nrog lawv. Lawv cuam tshuam los ntawm dag, lawv yog raug rau thaum tshav kub kub, kua qaub, alkalis, thiab yuav khawb nrog ib tug ntse yam khoom. Ib txhia cov teeb meem yuav daws tau. Rau no txaus polished pob zeb. Yog hais tias nws yog nyob rau hauv tus txheej txheem ntawm nkawm thom khwm loses nws ya raws muaj nyob rau ntawd, nws yuav tsum rho rau tej lub sij hawm nyob rau hauv cov dej thiab lub lag luam no rov tsis tseg.

Ib tug ntawm kev ntseeg hu ua hluav taws opal pob zeb, nqa kev zoo siab. Lawv evoke ib tug txiav txim zoo ntawm kev sib raug zoo thiab muaj ib tug nyhuv lig rau hauv lub psyche. Raws li nyob rau hauv ancient sij hawm, thiab tam sim no cov gems nyob rau qhov siab ntawm zam. Cev ntas precious opals dai kom zoo nkauj hniav nyiaj hniav kub: pendants, qhwv ntsej, brooches thiab rings.