Minerals And Rocks - Stones Of The Earth

Creator: Encyclopedia Britanica Films

Format: 16mm

Sound: sound

Description: Points out main groups of rocks and tells how they are formed. Discusses role of the geologist and the importance of his work. Shows how igneous, sedimentary and metamorphic rocks were formed. Explains how to recognize each type.

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Original permalink · Record added: 2023-02-27 17:48:20