#32
Pba2
Example – Minyulite, KAl2(PO4)2(OH,F) • 4(H2O)
Named after its locality Minyulo Well in western Australia.
Minyulite: its atomic arrangement
Kampf A. R.
American Mineralogist 62 (1977) 256-262
http://webmineral.com/data/Minyulite.shtml
CIF
http://rruff.geo.arizona.edu/AMS/download.php?id=00626.cif&down=cif
Pottasium ions surrounded by tetrahedral phosphate and octahedral AlO5F anions.