Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above
Moore P B , Araki T , American Mineralogist , 68 (1983) p.804-810, Surinamite, ca. Mg3Al4Si3BeO16: its crystal structure and relation to, sapphirine, ca. Mg2.8Al7.2Si1.2O16
View Additional jPOWD Structure files for Surinamite
[1]
[2]
Physical Properties of Surinamite
Cleavage:
{010} Good
Color:
Blue, Blue green.
Density:
3.58
Streak:
white
Optical Properties of Surinamite
Gladstone-Dale:
CI meas= -0.007 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= -0.005 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2068,KPDmeas= 0.2074,KC= 0.2058 Ncalc = 1.74