Minerals of REE, Th and U from Karkonosze granite (part II)

Rhabdophane-(Ce) (Ce,La)(PO4)·H2O in albite Na(AlSi3O8) with muscovite (var. sericite) KAl2(AlSi3O10)(OH)2; Głębock, Podgórzyn commune, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Polycrase-(Y) Y(Ti,Nb)2(O,OH)6 in quartz SiO2; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Uraninite UO2 (bright gray) with pyrite FeS2 (dark gray) in vermiculite (Mg,Fe,Al)3((Al,Si)4O10)(OH)2.4H2O and quartz SiO2; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Rhabdophane-(Ce) (Ce,La)(PO4)·H2O filling cracks in fluorapatite Ca5(PO4)3F (elongated crystal) in altered Karkonosze granite; Głębock, Podgórzyn commune, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Pseudocubic florencite-(Ce) crystals CeAl3(PO4)2(OH)6 in altered feldspar; Kowary Średnie, Kowary, Kowary area, Jelenia Góra District, Lower Silesia, Poland; SEM-BSE image

Rhabdophane-(Ce) (Ce,La)(PO4)·H2O in muscovite (var. sericite) KAl2(AlSi3O10)(OH)2; Głębock, Podgórzyn commune, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Parisite-(Ce) CaCe2(CO3)3F2 (bright gray) inside zonal crystal of allanite-(Ce) {CaCe}{Al2Fe}(Si2O7)(SiO4)O(OH) in plagioclase; Szklarska Poręba-Huta quarry, Szklarska Poręba District, Karkonosze Mts (Karkonosze Massif), Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Cerianite-(Ce) (Ce4+,Th)O2 in plagioclase; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Minerals of REE, Th and U from Karkonosze granite (part I)

Bright crystals of cheralite CaTh(PO4)2 and rhabdophane-(Nd) (Nd,Ce,La)(PO4)·H2O (grey cluster on bottom right) with fluorapatite Ca5(PO4)3F (large crystal) and iron oxides in altered feldspar; Kowary Średnie, Kowary, Kowary area, Jelenia Góra District, Lower Silesia, Poland; SEM-BSE image

Rhabdophane-(Ce) (Ce,La)(PO4)·H2O (white) and iron oxides (gray) in sericized plagioclase; Głębock, Podgórzyn commune, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Uraninite crystals UO2 in vermiculite (Mg,Fe,Al)3((Al,Si)4O10)(OH)2.4H2O; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Veinlets of cerianite-(Ce) (Ce4+,Th)O2 in plagioclase; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Allanite-(Y) {CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH) in chloritized biotite; Szklarska Poręba-Huta quarry, Szklarska Poręba District, Karkonosze Mts (Karkonosze Massif), Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Pseudocubic florencite-(Ce) crystal (pink) CeAl3(PO4)2(OH)6 in altered feldspar (platy sericite crystals KAl2(AlSi3O10)(OH)2); Kowary Średnie, Kowary, Kowary area, Jelenia Góra District, Lower Silesia, Poland; SEM-SE image, false colors

Rhabdophane-(Ce) (Ce,La)(PO4)·H2O in albite Na(AlSi3O8); Głębock, Podgórzyn commune, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image

Sprites of rhabdophane-(La) (La,Ce)(PO4)·H2O on the surface of K-feldspar K(AlSi3O8); Kowary Średnie, Kowary, Kowary area, Jelenia Góra District, Lower Silesia, Poland; SEM-BSE image

Bastnäsite-(Ce) Ce(CO3)F in kaolinite Al2(Si2O5)(OH)4 (darkest) and muscovite (var. sericite) KAl2(AlSi3O10)(OH)2; Miłków, Jelenia Góra District, Lower Silesia (Dolnośląskie), Poland; SEM-BSE image