In 1852, George Gabriel Stokes tau tshawb pom lub peev xwm ntawm cov qauv ntawm fluorite los tsim lub teeb xiav thaum pom lub teeb, uas hauv nws cov lus yog "tshaj qhov violet kawg ntawm lub spectrum." Nws hu qhov tshwm sim no "fluorescence" tom qab cov ntxhia fluorite.
fluorite thawj zaug pom qhov twg?
Ib qho loj tshaj plaws ntawm fluorspar nyob rau hauv North America yog nyob rau ntawm lub Burin Peninsula, Newfoundland, Canada. Thawj qhov kev lees paub ntawm fluorspar hauv cheeb tsam tau sau tseg los ntawm geologist J. B. Jukes hauv xyoo 1843. Nws tau sau tseg tias qhov tshwm sim ntawm "galena" lossis cov hlau lead thiab fluoride ntawm txiv qaub nyob rau sab hnub poob ntawm St.
keeb kwm ntawm fluorite yog dab tsi?
Nws feem ntau hu ua 'cov pob zeb muaj xim zoo nkauj tshaj plaws hauv ntiaj teb' vim nws muaj ntau yam xim ci ntsa iab. Fluorite tau piav qhia thawj zaug hauv 1530 thiab yog thawj zaug hu ua 'fluorspar'. Cov pob zeb hauv av tau pom zoo rau nws cov txiaj ntsig zoo li kev ua haujlwm ntawm txhuas thiab hlau.
fluorite tsim li cas?
Fluorite crystals tsim 150-200 lab xyoo dhau los thaum dej kub uas muaj fluorine thiab lwm yam minerals raug yuam los ntawm cov kab nrib pleb hauv lub ntiaj teb uas nws cuam tshuam nrog cov calcium uas nplua nuj limestone bedrock. Crystals tsim raws cov kab nrib pleb thiab lwm qhov chaw qhib hauv pob zeb.
Dab tsi yog xim tsis tshua muaj fluorite?
Dab tsi yog xim tsawg tshaj plaws ntawmfluorite? Ntshav los yog violet yog cov xim classic ntawm fluorite, feem ntau sib tw rau kev nplua nuj nrog amethyst. Blue fluorite yog qhov tsawg heev thiab cov neeg sau khoom tab tom nrhiav nws. Lub ci ntsa iab yellow is very rare as well.
