Technical Specifications
Txoj Kev Sau: Sau yuav tsum khaws cia lub pob zeb zoo li qub; tsis muaj kev kos duab kos duab lossis hloov pauv, thiab lub pob zeb yuav tsum tsis muaj kev puas tsuaj. Rau cov qauv me me, phau ntawv sau tau txaus; rau nruab nrab- cov khoom loj thiab cov khoom, cov cuab yeej tsim nyog- xws li hlau chisels rau prying lossis steel saws rau kev txiav - tej zaum yuav ua hauj lwm; rau cov qauv loj, cov cuab yeej siv tshuab niaj hnub tuaj yeem siv tau.
Kev Tu: *Yin* (Yin{0}}type) Ying pob zeb yog thawj zaug rau hauv ib qho kev lag luam nitric acid tov nrog pH ntawm 2.0 los qhia lawv qhov tseeb xim; *Yang* (Yang-type) Ying pob zeb yog ntxuav siv dej ntshiab kom khaws cov xim ntuj thiab patina ntawm pob zeb saum npoo.
Cov yam ntxwv zoo
Xim: Cov xim muaj xws li dub, greyish-dub, xiav-grey, lub teeb ntsuab, liab, dawb, daj, thiab lwm yam. Cov qauv dub ntshiab yog suav tias yog superior; liab thiab ntau xim qauv yog tsawg. Cov qauv uas muaj cov kab mob sib npaug sib npaug thiab cov xim zoo nkauj, cov xim ntshiab raug cais raws li qib siab tshaj -.
Cov yam ntxwv tseem ceeb: *Shou* (Leanness), *Zhou* (Wrinkling), *Lou* (Leakage/Perforation), thiab *Tou* (Transparency/Interconnectedness). *Shou* hais txog lub cev nqaij daim tawv, rugged; *Zhou * hais txog qhov sib sib zog nqus ntawm qhov chaw thiab qhov tseem ceeb, cov kaum ntse ntse; *Lou* hais txog qhov nruab nrab thiab kev sib faib ntawm cov drip-zoo li cov channel thiab perforations; *Tou* hais txog kev sib tshuam ntawm lub pob zeb sab hauv kab noj hniav thiab qhov hws. * Yin * pob zeb feem ntau muaj qhov du, glossy nto nrog ntau qhov pores, hais txog cov cwj pwm ntawm *Lou * thiab * Tou *. *Yang* pob zeb feem ntau feature ib tug nto nrog cov kaum ntse ntse thiab sib sib zog nqus folds tab sis tsawg pores, hais txog cov cwj pwm ntawm *Shou* thiab *Zhou*.
Ying Stone Grading: Muab faib ua "Cov Khoom muaj nqis," "Cov Qauv Zoo," thiab "Cov Qauv Qauv." Cov khoom uas muaj tag nrho plaub tus cwj pwm tseem ceeb -*Shou*, *Zhou*, *Lou*, thiab *Tou*- thiab zoo nkauj zoo nkauj los ntawm tag nrho plaub sab yog cais raws li "Tsev muaj nqis." Cov qauv uas muaj tag nrho plaub tus cwj pwm tseem ceeb thiab muaj cov xim dub, dawb huv, xim daj, lossis ntau xim xim yog cais raws li "Cov Qauv Zoo." Cov qauv uas muaj yam tsawg kawg yog ib qho ntawm plaub tus cwj pwm tseem ceeb-*Shou*, *Zhou*, *Lou*, lossis *Tou*- tau muab faib ua "Standard Specimens."
