Puas lab cog pob zeb diamond pheej yig dua?

Cov txheej txheem:

Puas lab cog pob zeb diamond pheej yig dua?
Puas lab cog pob zeb diamond pheej yig dua?
Anonim

Hnub no, lab pob zeb diamond yog los ntawm pheej yig dua li pob zeb diamonds ntuj. Los ntawm 50-60% pheej yig dua, lossis ntau dua hauv qee kis. Rau qhov piv txwv ntawm tus nqi sib txawv ntawm ntuj thiab lab-loj hlob niaj hnub no, coj ob lub pob zeb diamond los ntawm James Allen. … Txawm tias yuav luag zoo ib yam, lub lab-tsim pob zeb diamond yog 30% ntawm tus nqi.

Puas lab tsim pob zeb diamond muaj nqis dab tsi?

lab-tsim pob zeb diamond muaj tsawg heev kom tsis muaj nqi muag. Qhov ntawd txhais tau tias yog tias koj yuav lub pob zeb diamond tsim los ntawm lab, koj yuav tsis muaj peev xwm sau tau ib feem ntawm qhov koj them rau nws. Piv txwv li, yog tias koj yuav qhov no 1.20ct lab-tsim pob zeb diamond, koj yuav muaj lub pob zeb zoo nkauj, tseem tsis muaj jeweler yuav rov qab.

Vim li cas lab cog pob zeb diamond pheej yig dua?

Tsuas yog qhov uas ua rau lub lab-loj pob zeb diamond txawv ntawm pob zeb diamond mined yog nws keeb kwm. Ib lab-tsim pob zeb diamond kov tsawg dua ob txhais tes dua li hauv cov txheej txheem mining yog li nws tau txais txiaj ntsig ntau dua. Great Heights diamonds raug nqi los ntawm 40 mus rau 60 feem pua tsawg dua piv rau mined pob zeb diamond.

Puas lab pob zeb diamond zoo li pob zeb tiag tiag?

Cov kab hauv qab: Zuag qhia tag nrho, lab cog pob zeb sib koom tib lub cev thiab tshuaj lom neeg zoo li pob zeb diamond ntuj. Lab cog pob zeb diamond yog cov pob zeb tiag tiag uas nyob mus ib txhis tab sis yog kwv yees li 30% tsawg dua li pob zeb diamond mined. Zuag qhia tag nrho, tsis yog pob zeb diamond "zoo dua." Lawv tsis sib tw nrog ib leeg.

Yuav ua li cas jeweler qhia ib lab tsimpob zeb diamond?

Puas Yog Ib Tug Jeweler Qhia Tias Pob Zeb Diamond Loj Loj? No. Ada lub lab pob zeb diamond thiab cov pob zeb ntuj ntawm tib yam zoo zoo tib yam, txawm tias qhov muag tau kawm. Cov khoom siv niaj hnub jewelers xws li microscopes lossis loupes tsis tuaj yeem kuaj pom qhov sib txawv ntawm qhov chaw kuaj-loj pob zeb diamond thiab lub ntuj, mined pob zeb diamond.

Pom zoo:

Nthuav cov khoom
Thaum twg tus neeg raug foob tuaj yeem foob tsab ntawv tso cai?
Nyeem ntxiv

Thaum twg tus neeg raug foob tuaj yeem foob tsab ntawv tso cai?

Ib tsab ntawv tso tawm tuaj yeem foob txhua lub sijhawm. Lawv feem ntau raug foob los ntawm cov neeg raug foob thaum ntxov ntawm kev foob, ua ntej lawv tau ua cov lus teb. Feem ntau ib tsab ntawv tso cai tawm yog liam tias qhov kev thov yuav tsum tsis txhob mus vim qhov teeb meem tsis cuam tshuam txog qhov tseeb.

Lub plab yog dab tsi?
Nyeem ntxiv

Lub plab yog dab tsi?

Galls los yog cecidia yog ib hom o ntawm cov ntaub so ntswg sab nraud ntawm cov nroj tsuag, fungi, lossis tsiaj. Cog galls yog qhov txawv txav ntawm cov ntaub so ntswg, zoo ib yam li cov qog nqaij hlav los yog cov kab mob hauv cov tsiaj. Lawv tuaj yeem tshwm sim los ntawm ntau yam kab mob, los ntawm cov kab mob, cov kab mob thiab cov kab mob, mus rau lwm cov nroj tsuag, kab thiab mites.

Thaum Kiswahili tau ua ib hom lus hauv tebchaws?
Nyeem ntxiv

Thaum Kiswahili tau ua ib hom lus hauv tebchaws?

Ntawm Lub Xya Hli 4, 1974 Thawj Tswj Hwm Jomo Kenyatta tshaj tawm Kiswahili ib hom lus ntawm Parliament, hnub tom qab, Parliament raug coj los ua yeeb yam raws li MPs sim ua kev koom tes hauv hom lus. Thaum Kiswahili tau ua hom lus hauv tebchaws Tanzania?