Dawb paug

Gemstone Info

Gemstone Nqe Lus

Dawb Topaz

Yuav cov xim dawb topaz hauv peb lub khw


Dawb topaz yog cov xim tsis muaj ntau yam ntawm Topaz. Nws yog wrongly muaj npe "dawb" hauv kev ua lag luam gemstone. Txawm li cas los lub npe gemological zoo yog tsis muaj xim

Ib qho ntxhiab ntxhia ntawm txhuas thiab fluorine

Topaz yog ib qho ntxhiab ntxhia ntawm txhuas thiab fluorine. Nrog rau cov tshuaj formula Al2SiO4 (F, OH) 2. Topaz crystallizes nyob rau hauv orthorhombic system. Thiab nws cov nplais yog feem ntau prismatic. Terminated los ntawm pyramidal thiab lwm cov ntsej muag. Nws yog ib qho nyuaj ntxhia, Mohs hardness ntawm 8. Nws yog qhov nyuaj tshaj plaws ntawm tej yam muaj suab hauv hluav taws xob. Cov hardness tag nrho nrog nws cov txwm transparency thiab ntau yam xim txhais tau tias nws tau kis dav siv hauv jewellery. Kuj raws li ib tug txiav gemstone. Raws li zoo li rau intaglios. Thiab lwm yam gemstone carvings.

Ntuj topaz ntxhib, unheated, tsis kho, los ntawm Takeo, Qhab Meem teb

Cov yam ntxwv

Topaz hauv nws lub xeev ntuj yog Cololess. Tus cwj pwm uas txhais tau hais tias nws yog qee zaum tsis meej pem nrog quartz. Muaj ntau hom impurities thiab kev kho mob tej zaum yuav ua rau nws muaj xim liab, thiab daj ntseg, xim liab-txiv kab ntxwv, daj ntseg, lossis liab dawb. Thiab opaque rau translucent los yog pob tshab. Cov liab thiab tseem liab liab tuaj ntawm chromium hloov txhuas nyob rau hauv nws cov crystalline qauv.
Txawm hais tias nyuaj heev, Nws yuav tsum tau kho nrog kev saib xyuas ntau dua li lwm yam lwm yam minerals ntawm kev ua kom zoo sib xws. Vim tias lub zog tsis muaj zog atomic bonding ntawm lub pob zeb cov lwg me me raws ib lossis lwm lub dav hlau axial. Whereas, piv txwv li, tshuaj lom neeg muaj pes tsawg leeg ntawm pob zeb diamond yog carbon. Sib raug zoo rau ib leeg nrog muaj zog sib luag nrog txhua qhov ntawm nws lub dav hlau. Qhov no muab nws ib txwm nyiam txhawm rau nrog. Xws li lub dav hlau yog tias tsoo nrog lub zog txaus.

Topaz muaj qhov txheeb ze qis ntawm qhov ntsuas kev cuam tshuam rau ib lub pob zeb. Thiab yog li pob zeb nrog qhov loj qhov sib dhos lossis cov rooj noj mov tsis tawg yooj yim raws li lub pob zeb txiav los ntawm cov pob zeb hauv av nrog cov ntsuas ntau dua. Txawm hais tias muaj xim zoo nkauj tsis muaj xim nyob saum toj thiab qhia tau ntau dua "lub neej" dua li zoo li txiav quartz. Thaum muab ib qho kev txiav "ci ntsa iab", Nws tuaj yeem qhia lub ntsej muag ci ntsa iab. Nyob ib puag ncig los ntawm tuag-saib yas facets. Los yog ib lub nplhaib ntawm sparkling yas facets. Nrog npub qhov rooj zoo li.

Ua ntej

Topaz feem ntau yog txuam nrog silicic igneous pob zeb. Ntawm granite thiab kuj hom tshuaj pleev. Nws feem ntau crystallizes hauv granitic pegmatites. Los yog tseem nyob hauv vapor kab noj hniav hauv kab xuas lau. Peb kuj tuaj yeem pom nws nrog cov tshuaj fluorite thiab cassiterite hauv ntau qhov chaw.

Dawb paug


Yuav cov xim dawb topaz hauv peb lub khw

kev ua yuam kev: Cov ntsiab lus yog kev tiv thaiv !!