Formula : SnO2

Space group: 
Tetragonal - Ditetragonal Dipyramidal H-M Symbol (4/m 2/m 2/m) Space Group: P 4/mnm
Dana class: (4)Simple Oxides 4.4)with a cation charge of 4+ (A++++ O2) (4.4.1)Rutile group (Tetragonal: P4/mnm)
High temperature: 
Possible stability around 100C in laboratory experiments, in a natural environnement : hydrothermal and present in magmatic rocks during late pneumatolitic stage; but some data allows to suppose a cassiterite stable during the weathering stage of tin sul
Geological context: 
Occurs in granite pegmatites and alluvial placer deposits.

Dernière mise à jour le 25.01.2021


Reaction properties
T(°C) 0 25 60 100 150 200 250 300
log10K -49.88 -45.46 -40.33 -35.61 -30.93 -27.22 -24.22 -21.78