Volcanoes are one of the most powerful natural wonders in existence. Some of the world’s most devastating disasters have been caused by volcano eruptions but at the same time they have also created a large number of volcanic islands which are now lived on by millions of people. A volcano can lie completely dormant for thousands of years or even longer and then erupt once again with little or no prior warning thus making them extremely unpredictable. The exact number of volcanoes in existence is not known either. [...]
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Gem Stones have fascinated man since the beginning of time. Even prehistoric man was drawn to the glimmer of shinny pebbles in the sand. Gem stones are natures rarest products but to be considered a gemstone they must possess three attributes, rarity, color, and of course beauty. A gemstone is a piece of mineral that is used to make jewelry however certain rocks such as lapis lazuli and organic material such as amber are classified as gem stones even thought they are not minerals. Most gemstones are hard making them ideal for jewelry making. [...] |
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