Rock-Type Discrimination from Ratioed Infrared Scanner Images of Pisgah Crater, California

Science  03 Mar 1972:
Vol. 175, Issue 4025, pp. 986-988
DOI: 10.1126/science.175.4025.986


The radiances in two thermal infrared channels of an airborne scanner system were ratioed to produce images that recorded compositionally diagnostic emittance variations for several silicate rock types near Pisgah Crater, California.