K (Al Si3 O8)

AlKO₈Si₃

Brown, B.E.Bailey, Y.W.

Acta Crystallographica (1,1948-23,1967) (1964) 17, 1391-1400

a=8.56Å   b=12.964Å   c=7.215Å

α=90.65°   β=115.83°   γ=87.7°