Thebaite-(NH4) (NH4)3Al(C2O4)(PO3OH)2(H2O) Crystal Data: Monoclinic. Point Group: 2/m. As blades to...X-Ray Diffraction Pattern: Rowley mine, near Theba, Maricopa Co., Arizona, USA. 3.112 (100), 9.21 (88),...(39), 4.56 (32), 4.93 (26), 7.88 (24) Chemistry: (NH4)2O K2O Na2O Al2O3 Fe2O3 V2O3 SiO2 P2O5 C2O3 H2O Total...44 19.00 9.50 100.00 (1) Rowley mine, near Theba, Maricopa Co., Arizona, USA; normalized average electron...constrained by the crystal structure; corresponding to [(NH4)2.12K0.69Na0.20]Σ=3.01(Al0.84Fe3+0.11V3+0.04)Σ=0 |