Laterite
Laterite (called đá ong in Vietnam) in Sơn Tây, Hà Nội, Việt Nam.
Cutting of laterite brickstones, Angadipuram, India
Abandoned laterite quarry. Angadipuram, India
Laterite monument. Angadipuram, India
Laterite formation on gneiss. Trivandrum, India
Laterite formation on basalt. Campinas, Brazil
Laterite formation on basaltic tuff, Vangaindrano, Madagascar
Mobilization and precipitation of iron in veins within kaolinized basalt. Hungen, Vogelsberg area, Germany
Laterite formation on serpentinite. Mayagüez, Puerto Rico
Soft nickel limonite below hard cuirass (Laterite on ultramafic rock). Yate, New Caledonia
Extensive bauxite layer (reddish-brown) on kaolinitic sandstone (white) at Pera Head. Bauxite deposit Weipa, Australia
Bauxite section on kaolinitic sandstone (white) at Pera Head (detail of preceding photo). Bauxite deposit Weipa, Australia
Laterite with relics of unweathered basalt. Puttur, India
Sample of laterite brickstone, Angadipuram, India (scale:1cm)
Lateritic concretion
Lateritic weathering shells around core of amphibolite.
Bauxite with core of unweathered parent rock, Kassa, Guinea
Bauxite specimen with relict stratification of the parent rock (slate), Fria, Guinea (scale:1cm)
Microscopic photo of a laterite thin section (length 1,25 mm) shows quartz relics (white) in voids of a ferrugineous matrix.
Microscopic photo of a bauxite thin section (length 0,82 mm) shows a relic of pyroxene in a gibbsite matrix.
Microscopic photo of a laterite thin section (length 1,25 mm) shows a first (grey matrix) and a second generation (yellowish vein) of kaolinite.
Cretaceous laterite exposed in Makhtesh Gadol, Israel.
