| Y, Ba, Mn, Ca; M(1) ¼ Ca, Mn, REE, Na, Sr, Fe; M(2) ¼ Fe, Mn, Na, Zr, Ta, Ti, K, Ba, H3O; M(3) and M(4)...group uramarsite discovered in the Bota-Burum U deposit, Southern Kazakhstan, was detected by characteristic...(open circles) and as ΣVIM2+ ¼ Ti + Nb + Mg + Mn + Fe + Zn 8 for samples with unknown structures (black... (12, 14, 15), lemmleinite-Ba (13), labuntsovite-Fe (16), labuntsovite-Mg (17, 21, 22, 26), paralabuntsovite-Mg...D-octahedra with lower-force characteristics (D ¼ Fe, Mg, Mn or Zn) in the labuntsovite-group minerals |
