Sentence:  ... inside you could see the wires and cables that ran aft to the rudder and elevators and the cracked and curled and sunblacked leather of the seats and in their tarnished nickel bezels the glass of instrument dials <WSD>glaucous</WSD> and clouded from the pumicing of the desert sands. 
Meaning of the word marked with <WSD> tags:  Of a pale grey or bluish-green, especially when covered with a powdery residue.