This publication discusses the ecology of tropical areas using Costa Rica as the example. It is well written and would be useful in undergraduate classes. One sheet showing a part of the west-central Pacific coast. One sheet, in Spanish. Numerous diagrams portray the chemistry of the rocks, production levels of ore, and more.
Extensive tables give rock descriptions, petrographic descriptions, and more.
Bilingual, spiral bound book with flexible cover. 1990- continuing series. Two sheets showing the geology of the volcanoes in central Costa Rica. One sheet showing general geology of the Central Valley. Less detailed than 64-4370 above.