-Sure, it seems good enough. - The crystal's surface was sparkling, the waves of the Leeds sun playing in an yellowish tint on it, an effect from pollutant materials present on the whole planet. Yellow most likely ment sulfur - which also would have explained the traces of sulphur-dioxide and other unusual greenhouse gases in the yet-thin atmosphere.
-If only we knew what causes these sculptures to be so miraculously stunning... Any ideas, Captain?