Hewn kimberlite core sample from the James Bay Lowlands region of Northern Ontario, Canada. Green olivine grains and purplish red garnet are visible. The sample is 13 cm (5 inches) long.
Photograph by Gregory Phillips. Taken in December 2003 and released under terms of the GNU FDL. Sample is from the James Bay Lowlands area of northern Ontario, Canada.
Source: English Wikipedia, original upload 27 December 2003 by Hadal
Photograph by Gregory Phillips. Taken in December 2003 and released under terms of the GNU FDL. Sample is from the James Bay Lowlands area of northern Ontario, Canada. From: en:Image:Kimberlite core sample.jpg {{GFDL}}