Roca Formation
Geology
Group: Malargüe
Members: unnamed (49)
Lithologies: claystone (1), mudstone (17), "shale" (2), siltstone (2), sandstone (18), conglomerate (1), marl (1), packstone (4), grainstone (6), "carbonate" (2)
Paleoenvironments: deep subtidal ramp (1), coastal indet. (2), transition zone/lower shoreface (45), offshore (1)
Collections