3727866 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3727866 > 2 > ChemIDplus > 001302541 > 1302-54-1 Al2Ca(Sio4)2 Anorthite Anorthite ((Ca0.9-1Na0-0.1)(Si2-2.1Al1.9-2)O8) Didymolite > 1302-54-1 > 001302541 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=001302541 $$$$