The author of this description of the Al-Au-Ni laterites is Andreas Mueller.
To download the Al-Au-Ni laterite description notes (pdf, 7.1 MB)
To download the Al-laterite images (zip, 4.7 MB)
To download the Au-laterite images (zip, 4.3 MB)
To download the Ni-laterite images (zip, 3.3 MB)