Crystal Structure of Natural topaz at 3.7GPa

Id1545155
Common namenatural topaz at 3.7GPa
Mineral nametopaz Al2.01Si1.00O4F1.57(OH)0.43 at 3.7GPa
a (Å)4.6500(9)
b (Å)8.7996(17)
c (Å)8.3902(14)
α (°)90
β (°)90
γ (°)90
V (Å3)343.31(11)
Space groupP b n m
Temperature (K)298.15
Publication: Journal of Mineralogical and Petrological Sciences (2003) 98, 167-180