Rock names are assigned using a system of approved root names and qualifier terms. Hyphens are used in rock names to improve clarity and to assist searching by computers. Volume 1 Igneous rocks Volume 2 Metamorphic rocks Volume 3 Sediments and sedimentary rocks Volume 4 Artifical man-made ground and natural superficial deposits Click here for detailed information on the four reports. Click here to download the reports. Click here to search the RCS database.
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