Yashi mai launi yana nufin barbashin yashi da aka rina ko kuma suke faruwa a yanayi daban-daban. Ana iya samo shi daga ma'adanai na halitta ko kuma a samar da shi ta hanyar roba, kowannensu yana da halaye da aikace-aikace daban-daban. Yashi mai launi na halitta galibi ana samunsa ne daga ma'adanai kamar quartz, feldspar, da mica, waɗanda ake haƙowa a yankuna kamar Amurka, China, Brazil, da Indiya. Waɗannan ma'adanai suna da launuka na asali saboda abubuwan da suka shafi abubuwa da ƙazanta, tun daga jajayen ƙarfe masu ɗumi - quartz mai arziki zuwa ganyen chlorite masu laushi - yashi da aka haɗa.

A gefe guda kuma, ana ƙirƙirar yashi mai launi na roba ta hanyar shafa masa yashi na silica na yau da kullun da launuka marasa tsari ko na halitta. Tsarin kera ya ƙunshi matakai da yawa daidai. Da farko, ana wanke yashi danye sosai kuma a tace shi don cire ƙazanta da kuma samun girman barbashi iri ɗaya. Sannan, ana amfani da dabarun fenti na zamani, kamar rini a nutsewa, feshi, ko kuma sintering. Misali, sintering, yana haɗa launin da barbashin yashi a yanayin zafi mai yawa, yana tabbatar da dorewar launi da juriya ga ɓacewa.

Abubuwan da yashi mai launi ke da shi na musamman sun sa ya zama dole a fannoni daban-daban. A fannin gini, ana amfani da shi a cikin simintin ado, terrazzo, da turmi, wanda ke ƙara launuka masu haske da kuma kyawun gani ga gine-gine, hanyoyin tafiya, da wuraren jama'a. Misali, a wuraren shakatawa na alfarma, siminti mai launi - wanda aka haɗa da yashi na iya haifar da kamannin rairayin bakin teku na wurare masu zafi. A fannin shimfidar wuri, yana aiki a matsayin abin kallo - kama ciyawa, tsakuwa mai ado don hanyoyin hanya, da kuma hanyar ƙirƙirar ƙira mai rikitarwa na lambu. Juriyarsa ga yanayi da hasken UV yana tabbatar da cewa shigarwar waje tana kiyaye launuka masu haske a tsawon lokaci.