 (hkl) plane for the fault plane
given as three space-delimited integers.</p></li>
<li><p><strong>stackingfault_a1vect_uvw</strong>: The Miller [uvw] vector to use for the
a1 shift vector given as three space-delimited floats.</p></li>
<li><p><strong>stackingfault_a2vect_uvw</strong>: The Miller [uvw] vector to use for the
a2 shift vector given as three space-delimited floats.</p></li>
<li><p><strong>stackingfault_cellsetting</strong>: The conventional cell setting to take
stackingfault_hkl relative to if t