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Table T3 (continued). (Continued on next page.)

Rock type Fraction of core Number of intervals Details






Mode






% Plagioclase Clinopyroxene Olivine
Oxide gabbronorite 2.7 vol% 10 Average 54 36 1
and ortho- pyroxene-bearing oxide gabbro


Maximum 60 45 3


Minimum 45 30 0










Grain size






mm Plagioclase Clinopyroxene Olivine



Avg max/1 SD 22/13 27/18 2/3



Avg min/1 SD 4/2 3/3 1/1










Chemical composition (eight analyses)





Wt % SiO2 TiO2 Al2O3



Average 46.38 3.13 12.53



Standard deviation 4.29 1.1 3.2



Maximum 53.25 5.71 18.55



Minimum 40.44 1.84 8.45










Mode






% Plagioclase Clinopyroxene Olivine
Oxide gabbro 4.5 vol% 100 Average 60 30 3
and disseminated oxide gabbro


Maximum 80 50 20


Minimum 30 5 0



Grain size






mm Plagioclase Clinopyroxene Olivine



Avg max/1 SD 16/7 22/13 3/4



Avg min/1 SD 4/3 3/4 1/0



Chemical composition (four analyses)




Wt % SiO2 TiO2 Al2O3



Average 45.53 4.1 12.12



Standard deviation 1.17 0.7 1.53



Maximum 46.85 5.31 14.27



Minimum 44.07 3.62 10.31










Mode






% Plagioclase Clinopyroxene Olivine
Clinopyroxenite 0.04 vol% 5 Average 6 85 7



Maximum 10 93 9



Minimum 5 70 3



Grain size






mm Plagioclase Clinopyroxene Olivine



Avg max/1 SD 8/2 26/6 3/2



Avg min/1 SD 3/1 5/3 1/0



Chemical composition (two analyses)




Wt % SiO2 TiO2 Al2O3



Average 49.99 1.27 7.18



Standard deviation 0.47 0.87 1.27



Maximum 50.47 2.15 8.45



Minimum 49.52 0.4 5.91










Mode






% Plagioclase Clinopyroxene Olivine
Microgabbro 2.4 vol% 49 Average 62 23 15



Maximum 75 40 40



Minimum 45 0 4



Grain size






mm Plagioclase Clinopyroxene Olivine



Avg max/1 SD 7/6 12/18 4/4



Avg min/1 SD 1/1 1/1 1/0



Chemical composition (10 analyses) - includes two FeTi oxide gabbros, one gabbro, and seven olivine gabbros



Wt% SiO2 TiO2 Al2O3



Average 51.6 0.49 17.01



Standard deviation 0.87 0.38 1.08



Maximum 52.95 1.38 19.53



Minimum 50.22 0.17 15.95







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