Table T2. Summary of rock types analyzed.
 
Rock type
Number of
samples
Total
Percent of
samples
Percent
in core
Olivine gabbro        
Olivine gabbro 49      
Leucocratic olivine gabbro 2 51 57 70
Gabbro        
Gabbro 8      
Leucocratic gabbro 1 9 10 15
Troctolitic gabbro        
Troctolite 1      
Troctolitic gabbro 4 5 6 3
Microgabbro        
Troctolitic microgabbro 2      
Leucocratic troctolitic microgabbro 1      
Olivine microgabbro 2 5 6 2
Orthopyroxene-bearing gabbroic rocks        
Olivine gabbronorite 1      
Orthopyroxene-bearing gabbro 1      
Gabbronorite 2 4 4 6
Oxide-rich rocks        
Leucocratic disseminated oxide troctolite 1      
Disseminated oxide olivine gabbro 2      
Oxide olivine gabbro 2      
Oxide gabbro 2      
Leucocratic oxide gabbro 2      
Opx-bearing disseminated oxide gabbro 2      
Oxide gabbronorite 2      
Oxide diorite 1      
Oxide olivine micrograbbro 1 15 17 7
Total: 89 89 100 103

Notes: The total of percentages in the core is >100% because rock types may appear in two different groups. Opx = orthopyroxene.