An electronic field guide for rock identification.This alphabetical guide contains pictures and descriptions of 8 types of Igneous Rocks, 8 types of Sedimentary Rocks, 6 types of

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Rocktionary

An electronic field guide for rock identification.

This alphabetical guide contains pictures and descriptions of 8 types of Igneous Rocks, 8 types of Sedimentary Rocks, 6 types of Metamorphic Rocks, and 14 minerals along with links that explain the properties of the rocks. It's a Great resource for starting your very own rock collection.

Recommended color ebook readers only.

Rocktionary