Coolidge, CL4

Coolidge is an unusual carbonaceous chondrite.  It was initially classified as a CV3.8, and was later reclassified by different researchers as…a type-3.8 …

Octave Mine, H5

This stone was found on Christmas day in 2004, by a metal-detectorist in Arizona.  It is classified as an H5 S1 W3. …