| Scienceray > Earth Sciences > Geology |
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Geology |
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 | | Rocks and Minerals | | by Nikhilnair, Aug 22, 2008 | | Most of us have picked up a rock at some time and wondered, "Where did this come from?" Observations and classifications by scientists have helped us understand the great variety of Earth materials. This is all about rocks and minerals. | | Comments(8) Liked It: 3 |
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 | | Magma Hardens Into Rock | | by Swapna P, Aug 22, 2008 | | Inside the earth it is very hot. This great heat melts some rock material that is there and makes it liquid rock. This liquid rock that lies in huge underground pockets is called magma. | | Comments(1) Liked It: 1 |
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 | | Gems: Unusual Form of Minerals | | by Swapna P, Aug 17, 2008 | | Gems are minerals that are beautiful and valuable. They are valued by virtue of their durability, rarity, and sparkle. Gems are cut and polished for ornamental use or engraved. | | Comments(0) Liked It: 1 |
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 | | Icebergs: Huge Masses of Ice Floating in the Sea | | by Swapna P, Aug 17, 2008 | | Icebergs look very beautiful and exciting. What are they exactly and from where do they come? We have heard of the tragic incident of April 14, 1912 when the famous liner, Titanic, was stuck by a big iceberg and sank taking 1,513 lives with it. | | Comments(0) Liked It: 0 |
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 | | How Were Mountains Formed | | by Swapna P, Aug 12, 2008 | | The highest mountains in the world are to be found in the Himalaya-Karakoram ranges of Asia. The highest mountain peak is that of Mount Everest. There are several mountains and mountain ranges under the oceans too. How were these mountains formed? | | Comments(7) Liked It: 14 |
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 | | The Great Earthquake of Aleppo | | by balisunset, Jul 22, 2008 | | The earthquake of 1138 completely destroyed a vast area in and around Aleppo, now called Halab, and jolted places two hundred miles from the city. The death toll was 230,000, making it one of the five deadliest earthquakes in recorded history. There were several small aftershocks and, twenty years later, another very strong earthquake. | | Comments(0) Liked It: 0 |
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