In this particular image, the reddish colour occurs quite frequently and so it was not chosen by the software.
Older soils are clearly distinguished from younger soils in having browner or reddish colours with an increased depth of oxidation.
Reddish and brown soil groups cover a great part of the area.
Some are reddish brown, some whitish brown, some bluish brown.
It is replaced by a dark, reddish-grey curtain, with a large block of faint light in the middle - the ghost image of the stage.
The top of section 3 is marked by a 20 cm thick, reddish brown silty sandstone unit.
The colour of the biotite is reddish brown, indicating a high phlogopite content.
Reddish black ferruginous nodules ranging in diameter from a few to ten millimetres are common.
