porcellaneous

Adjective

 * 1) Of or relating to porcelain; resembling porcelain.
 * 2)  Having a smooth, compact shell without pores; said of certain Foraminifera.
 * 1)  Having a smooth, compact shell without pores; said of certain Foraminifera.
 * 1)  Having a smooth, compact shell without pores; said of certain Foraminifera.