Tres Castillos
Iron, Ungrouped
Found 1992
Chihuahua, Mexico

A mass of 150 kg was found on the ranch Tres Castillos. Type specimen, classification and analysis: Ni 9.23%, Co 0.51%, Ir 0.245 ppm, Ga 16.3 ppm, As 9.7 ppm, Cr 19 ppm, Pt 1.5 ppm, Au 1.35 ppm, W 0.39 ppm, Re 27 ppb; John T. Wasson, Institute of Geophysics and Planetary Physics, UCLA, Los Angeles, California 90024-1567, USA. Distribution: main mass (40.9 kg), Marlin Cilz; 8.1 kg, Arizona State University, Tempe, Arizona; 2.6 kg, Natural History Museum,Vienna. Information, Marlin D. Cilz, Box 1063, Malta, Montana 59538, USA.

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Tres Castillos  Iron, Ungrouped
95 gram etched partslice
$1100

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