Figure F127. Close-up photograph of dark gray basalt cut by blue-green celadonite veins and orange iron oxyhydroxide-rich veins. The latter are surrounded by brown oxidation halos (interval 206-1256D-72R-1, 87-98 cm).

Figure F127. Close-up photograph of dark gray basalt cut by blue-green celadonite veins and orange iron oxyhydroxide-rich veins. The latter are surrounded by brown oxidation halos (interval 206-1256D-72R-1, 87-98 cm).