Adjective : skin of marmoreal smoothness.    From Dictionary.com. 

Burton still sleep in sepulchral pomp in their marmorean Arab Tent at Mortlake.    From Wordnik.com.  [The Life of Sir Richard Burton] Reference

No revolution, so far as we are aware, has distracted modern England, and Sir Richard and Lady Burton still sleep in sepulchral pomp in their marmorean Arab Tent at Mortlake.    From Wordnik.com.  [The Life of Sir Richard Burton]

Others again, no less colossal, were disposed upon the steps of a monumental staircase which, by their decorative presence and marmorean immobility, was made worthy to be named, like that god-crowned ascent in the Palace of the Doges, the.    From Wordnik.com.  [Swann's Way] Reference

But, if we agree to put Mozart, Bach, Beethoven, Schubert, and a few others on marmorean pedestals in a special Hall of Fame (and this is a compromise on my part, at any rate, as I consider much of the music written by even these men to be below any moderately high standard), what about the rest?.    From Wordnik.com.  [The Merry-Go-Round] Reference

This must have been at the hours when we were left discreetly to our own fortitude, through our aunt's availing herself of the relative proximity to go and shop at Stewart's and then come back for us; the ladies 'great shop, vast, marmorean, plate-glassy and notoriously fatal to the female nerve (we ourselves had wearily trailed through it, hanging on the skirts, very literally, of indecision) which bravely waylaid custom on the Broadway corner of Chambers Street.    From Wordnik.com.  [A Small Boy and Others] Reference

To shapes marmorean; or they overtake.    From Wordnik.com.  [0 969. Sonnets by Lloyd Mifflin. Stedman, Edmund Clarence, ed. 1900. An American Anthology, 1787-1900] Reference

Sorrow had given soul to her marmorean beauty.    From Wordnik.com.  [King Candaules] Reference