Wulfenite, daga Madagascar

Madagaskar na kasar Wulfenite

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Wulfenite, daga Madagascar

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Wulfenite abu ne mai nauyin molybdate mai mahimmanci tare da ma'anar PbMoO4. Ana iya samuwa mafi yawa kamar ƙananan lu'u-lu'u na bakin ciki tare da haske mai launin orange-ja zuwa launin yellow-orange, wani lokaci launin ruwan kasa, ko da yake launi zai iya zama mai sauƙi sosai. A cikin siffar launin rawaya an kira shi "nau'in jagora mai jawo" a wani lokaci.

Yana da ƙuƙwalwa a cikin tsarin tetragonal, sau da yawa yana faruwa a matsayin stubby, pyramidal ko tabular lu'u-lu'u. Har ila yau, yana faruwa a matsayin turɓaya, turbaya. An samo shi a wurare da dama, hade da magungunan jinsuna kamar ma'adinai na biyu wanda ya danganta da ɓangaren ƙwayar maɗauri na gubar gubar. Har ila yau, wani nau'i na molybdenum na biyu, kuma masu tattarawa suna neman su.

Bincike da abin da ya faru

An fara bayanin Wulfenite a 1845 don wani abin da ya faru a Bad Bleiberg, Carinthia, Austria. An kira shi ne Franz Xavier von Wulfen (1728-1805), wani likitancin Austrian.

Yana faruwa ne a matsayin ma'adinai na biyu a cikin gangamin hakar guraben hydrothermal. Yana faruwa tare da cerussite, anglesite, smithsonite, hemimorphite, vanadinite, pyromorphite, mimetite, descloizite, plattnerite da kuma daban-daban baƙin ƙarfe da manganese oxides.

Wani wurin da aka lura da shi don wulfenite shine Red Cloud Mine a Arizona. Kwasfa suna da zurfi a launi kuma yawanci suna da kyau sosai. Lardin Los Lamentos a Mexico ya samar da lu'ulu'u masu launin furanni sosai.

Wani gari kuma shine Mount Peca a Slovenia. Kullun suna rawaya, sau da yawa tare da tsararrun kwayoyi da kuma bipyramids. A cikin 1997, an nuna crystal a kan hatimi ta Post of Slovenia.

Ƙananan wuraren da aka fi sani da wulfenite sun hada da: Sherman Tunnel, St. Peter's Dome, Tincup-Tomichi-Moncarch mining districts, Pride of America mine da Bandora mine a Colorado.

Ƙananan lu'ulu'u suna faruwa a Bulwell da Kirkby a Ashfield, Ingila. Wadannan lu'ulu'u suna faruwa ne a cikin tsaunin galena-wulfenite-uraniferous a cikin magstones. Wulfenite da aka samu a cikin wannan yanki yana kama da dukiya (jerin siffofi, nau'in azurfa da abun ciki na antimony na galenas da rashin pyromorphite) zuwa ga wulfenites na Alps kuma zai iya kama da asali.

Wulfenite, daga Madagascar

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