Drag mouse
to rotate!

pointgroups

forms

mmm

mm2

222

c-pinacoid

+ - +

a-pinacoid

+ + +

b-pinacoid

+ + +

1st order prism

+ - +

2nd order prism

+ - +

3d order prism

+ + +

Orthorhombic dipyramid

+ - -

Pedion

- + -

1st order doma

- + -

2nd order doma

- + -

Orthorhombic pyramid

- + -

Orthorhombic disphenoid

- - +