Hörz, Friedrich, 1940-; See, T. H.; Murali, A. V.; Blanchard, Douglas P.
(Lunar and Planetary Institute, 1989)
We confirmed the initial observations of Spencer (1933a,b) that two distinct impact melts coexist at the 90-m-diameter Wabar crater, Saudi Arabia A dark or "black" melt contains on the order of 4% meteoritic contamination, ...