A Photographic Guide to Minerals, Rocks and Fossils
These compact easy-to-use identification and field guides are for anyone with an interest in the flora, fauna, and minerals of Britain and Europe. With user-friendly thumbnail outlines of each family group, an authoritative text describing key identification features, and full color photographs illustrating every species, this guide is an invaluable aid for anyone who wishes to explore the natural resources of the region. These handy reference books make great traveling companions for experienced naturalists and a good introduction for beginners and tourists with a casual interest in natural history.
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acid alkali-feldspar altered alumino-silicate andalusite angular appearance augite basalt bedding biotite brachiopods breccias brown calcareous calcite calcium chemical chert chlorite coarse-grained igneous rock colour colourless commonly found composition conchoidal conglomerates consisting corallite corals crust crystals dark deposited detrital grains displaying distinctive dolomite Earth's epidote faces feldspar ferromagnesian minerals fibrous fine-grained finer-grained matrix formed fossils fracture gabbro garnet gneisses granite granodiorite green grey gypsum hardness hornblende hydrated igneous rocks iron irregular known kyanite lacking lava flows layers limestone lying metamorphic rocks mica minor intrusions mudstones muscovite olivine oxides pale pale-coloured pegmatites perfect cleavage phenocrysts phyllites pink plagioclase porphyritic potash feldspar present prismatic prisms pyroxene quartz quartzite rarely recrystallization rhyolite rock fragments sandstones schistosity schists sediment sedimentary rocks serpentine shells shown silica sodic plagioclase sometimes specific gravity staurolite streak surface temperatures texture tourmaline Transparent or translucent tuffs typically occurs usually variety veins vitreous lustre volcanic weathering and erosion yellow