TORBERNITE / METATORBERNITE Cu(UO2)2(PO4)2·8-12H2O / Cu(UO2)2(PO4)2· 8H2O (tetragonal) KATANGA,SHABA,ZAIRE Green translucent thin-plates crystals with strong radioactivity. 銅鈾雲母其結晶呈板狀，硬度 2~2.5，透明至半透明墨綠色，有別於鈣鈾雲母的黃綠色．由瀝青鈾礦蝕變而成，具放射性，為罕見 之礦．銅鈾雲母含量的多寡常用來顯現該區鈾礦的含量．有名產地∼Cornwall, England; Mitchell Co., North Carolina and Utah, USA; Shaba, Zaire; Germany and France.
礦名來源：Named after the Swedish chemist, Tornbern Bergmann (1735-1784).

經典名礦欣賞．２．３．４．５．６．７．８．９．10
NO.31