How to Calculate Angles Between Crystal Planes Using Miller Indices?

[talented]

i want the formula of Angles Between crystal Planes by knowning the information of Miller Indices of that planes?

please help me

 

[malawi_glenn]

depends on if you have a cubic cell, or tetragonal etc..

 

[talented]

depends on if you have a cubic cell, or tetragonal etc..

for all of them please.

 

[Gokul43201]

For a cubic system you can normalize the MIs to get the direction cosines of the normal to the plane. After that, it's just a matter of taking a dot product.