AM_Euclase_1 Formula: Si Al Be O5 Name: Euclase Unit cell: 4.759 14.255 4.612 90.0 100.24 90.0 , V=307.89 Space group: P121/A1 (14)

Hazen R M , Au A Y , Finger L W , American Mineralogist , 71 (1986) p.977-984, High-pressure crystal chemistry of beryl (Be3Al2Si6O18) and euclase (BeAlSiO4OH), Sample: Pressure = 21 kbar