Curated OER
Sedimentary Rock
This site provides a broad overview of the three different types of rocks. Gives a description about are how they are formed and classified.
Curated OER
Unesco: Palau: Rock Islands Southern Lagoon
Rock Islands Southern Lagoon covers 100,200 ha and includes 445 uninhabited limestone islands of volcanic origin. Many of them display unique mushroom-like shapes in turquoise lagoons surrounded by coral reefs. The aesthetic beauty of...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Geology of Eastern Canada, 1911
A sketch map of eastern Canada showing the general location of different types of rocks in this part of Canada. Within the heavy black lines are found chiefly metamorphic and igneous rocks, and chiefly sedimentary rocks without. The...