Table 1. 

Sampling locations of the metasandstones

SampleGeological unitCoordinates
CA-00-15Cochrane unit, northeastern Eastern Andean Metamorphic Complex, Chile47°30′25.5″S, 72°50′18.0″W
CA-00-23Cochrane unit, northeastern Eastern Andean Metamorphic Complex, Chile48°24′58.1″S, 72°32′46.9″W
CA-00-30Cochrane unit, northeastern Eastern Andean Metamorphic Complex, Chile48°06′40.7″S, 72°55′28.6″W
CA-01-06Bahía de la Lancha Fm, northeastern Eastern Andean Metamorphic Complex, Argentina48°58′30.2″S, 72°13′46.7″W
FA-01Southwestern Eastern Andean Metamorphic Complex, Chile50°48′8.3″S, 73°52′56.8″W