Minerals
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Minerals that are susceptible to breaking down during erosion processes are less likely to end up in sedimentary rocks. Tougher minerals are common. more...
Metamorphism of rocks is a result of a sedimentary, igneous or other metamorphic rock being subjected to heat and pressure. more...
The mineral composition of igneous rocks contain mostly the elements oxygen and silicon, but many other elements form a variety of minerals in igneous rocks. more...
Geologic Secrets of Stonehenge
Along with all the archeological questions of why or how Stonehenge exists is the geological question of where the rocks came from. more...
Christmas Gifts for a Rock and Mineral Collector
A new or seasoned geologist, or anyone interested in fossils, rocks and minerals, needs tools to make the most of their time in the field. more...
The three types of rocks are the basic foundation of Geology as a science. Knowing how these rocks form can give insight into how to identify them out in the field. more...
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Evolution in the Mineral Kingdom
By:
Kelly Whitt
Minerals evolved along with the solar system and more so on Earth due to the presence of life, which helps scientists in the search for extraterrestrial life. more...
By: Isaac M. McPhee
Sedimentary rock formations are those which are formed by layer upon layer of sediment being laid down by natural forces. It is the stone in which history is hidden. more...
By: Isaac M. McPhee
Metamorphic rocks are those which change type over time and under certain conditions. They are proof that rock may not be as stable and permanent as it seems. more...
By: Isaac M. McPhee
Igneous rocks are formed from lava (or magma), though they are not easily definable, as they exist in over seven hundred varieties. more...
Brilliant cut diamonds are always a treat. Understanding the natural processes behind diamond formation makes these precious gemstones even more wonderful to behold. more...
Inside the most pedestrian rocks, miniature cathedrals may be awaiting discovery. Geodes conceal crystal palaces hidden for millenia; you need only know where to look. more...
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