composition surface

composition surface

[‚käm·pə′zish·ən ‚sər·fəs]
(crystallography)
The surface uniting individuals of a crystal twin; may or may not be planar. Also known as composition face.
References in periodicals archive ?
To gain greater resiliency in playground surfacing, manufacturers have devised several composition surfaces. Among these surfaces is rubber matting, which consists of interlocking inch-thick blocks that is installed over a solid base and around playground apparatus.