Matombo anokosha echisikigo ipfuma yenyika inopenya uye ine mavara, ine hupfumi uye inoyevedza, uye anopfuura mazana matatu emarudzi ematombo anokosha akanyoreswa pasi rese kusvika parizvino.
【rubhi】
Ruby is red corundum.Irwo rudzi rwecorundum.Chinhu chikuru ialuminium oxide (Al2O3).Marubhi echisikigo anobva kunyanya kuAsia (Myanmar, Thailand, Sri Lanka, Xinjiang, China, Yunnan, nezvimwewo), Africa, Oceania (Australia), uye United States (Montana neSouth Carolina muUnited States).America)
Iyo yakanyanya kunaka ruby munyika ndeye 138.7 carat "Rotherleaf" nyeredzi ruby kubva kuSri Lanka.Iyo yakasviba yepasi rose nyaya yerudo ruby ndeye 23.1-carat Carmen Lucia Pigeon Ropa Ruby yakaiswa muchena goridhe nedhaimani mhete muUnited States Smithsonian Museum.Ibwe rinoyevedza.
Harsh ruby mining nharaunda: Ruby kugadzira pane saiti kwakadzikira.Zvinowanzotaurwa kuti "10 pfuma uye 9 makatsemuka".Izvi zvinoreva kuti marubhi akawanda ane kuputika, kuputika, kutsemuka, nezvimwewo, kunyanya yakachena uye yakakwana rubies haiwanzoitiki.
Nguva yekutumira: Jun-09-2022