Potential topics include rocks, minerals, mineral resources, stratigraphy and geologic structure, geologic history, seismicity, earthquake history, geologic features, geologic hazards, gemstones, landforms, fossils, and caves of the region or locality.
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Photos, eruptions, and measurements.
Illustrated article about the source and impacts of the August 1976 magnitude earthquake on the island of Mindanao and the resulting tsunamis.
The history, eruptions, locations, and measurements of several volcanoes, such as the Butusan, Canlaon, and Ragang volcano.
The history, eruptions, locations, and measurements of several volcanoes, such as the Butusan, Canlaon, and Ragang volcano.
Illustrated article about the source and impacts of the August 1976 magnitude earthquake on the island of Mindanao and the resulting tsunamis.
Photos, eruptions, and measurements.
