اﻟﺼﺨـــﻮر اﻟﻨﺎرﯾــــﺔ Igneous Rock ﺗﺘﺸﻜﻞ اﻟﺼﺨﻮر اﻟﻨﺎرﯾﺔ ﻣﻦ ﺗﺒﻠﻮر اﻟﻤﺎﺟﻤﺎ. اﻟﻤﺎﺟﻤﺎ ﻋﺒﺎرة ﻋﻦ ﻣﺼﮭﻮر ﻃﺒﯿﻌﻲ ﺳﺎﺧﻦ ﯾﺘﻜﻮن ﻣﻦ ﻣﺤﻠﻮل ﻣﺸﺘﺮك ﻣﻦ اﻟﻤﻌﺎدن اﻟﻤﻜﻮﻧﺔ ﻟﻠﺼﺨﻮر) ﺑﺸﻜﻞ رﺋﯿﺴﻲ ﺳﯿﻠﯿﻜﺎت( وﺑﻌﺾ اﻟﻤﻮاد اﻟﻤﺘﻄﺎﯾﺮة)ﺑﺸﻜﻞ رﺋﯿﺴﻲ ﺑﺨﺎر( وھﻰ اﻟﺘﻰ ﺗﺒﻘﻰ ﺑﺎﻟﻀﻐﻂ ﻋﻠﻰ ﺷﻜﻞ ﻣﺤﻠﻮل وﯾﻤﻜﻦ ﻟﻠﻤﺎﺟﻤﺎ ان ﺗﺤﻮي ﻣﻮادا ﺻﻠﺒﺔ ﻣﺘﺤﺮﻛﺔ.
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Rock Cycle
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ﺳﻠﺴﻠﺔ ﺗﻔﺎﻋﻞ ﺑﻮﯾﻦ Bowen reaction series
اﻟﺘﺼﻨﯿﻒ Classification ﺗﺼﻨﻒ اﻟﺼﺨﻮر اﻟﻨﺎرﯾﺔ ﻋﻠﻰ اﺳﺎس اﻟﺘﺮﻛﯿﺐ اﻟﺘﺮﻛﯿﺐ اﻟﻤﻌﺪﻧﻲ Compositionواﻟﻨﺴﯿﺞ Textureﺣﯿﺚ ﻣﻌﻈﻢ اﻟﺼﺨﻮر دات اﻟﺤﺒﯿﺒﺎت اﻟﺨﺸﻨﺔ ﺗﺤﻮي اﻟﻔﻠﺴﺒﺎر وھﻮ اﻛﺜﺮ ﻋﺎﺋﻼت اﻟﻤﻌﺎدن ﺷﯿﻮﻋﺎ وﯾﺄﺗﻲ ﻓﻲ اﻟﻤﺮﺗﺒﺔ اﻟﺘﺎﻧﯿﺔ ﻣﻦ اﻻھﻤﯿﺔ ﻧﻮع اﻟﻤﻌﺎدن اﻟﻘﺎﺗﻤﺔ اﻟﺘﻲ ﺗﺮاﻓﻖ اﻧﻮاع اﻟﻔﻠﺴﺒﺎر اﻟﻤﺨﺘﻠﻔﺔ. وﺑﺎﻟﻤﺜﻞ ﻓﺄن اﻟﻨﺴﯿﺞ ﯾﻨﺒﻲء ﻛﺜﯿﺮا ﻋﻦ ﺗﺎرﯾﺦ ﺗﺒﺮﯾﺪ اﻟﺼﺨﺮ اﻟﻨﺎري وﯾﺸﯿﺮ
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اﻟﻨﺴﯿﺞ ﻓﻲ اﻟﺼﺨﻮر اﻟﻨﺎرﯾﺔ ﺑﺸﻜﻞ رﺋﯿﺴﻲ اﻟﻰ ﺣﺠﻢ اﻟﺤﺒﯿﺒﺎت ﻓﻘﻂ وﯾﻨﻘﺴﻢ ﻧﺴﯿﺞ اﻟﺼﺨﻮر اﻟﻨﺎرﯾﺔ اﻟﻰ اﻻﻧﻮاع اﻷﺗﯿﺔ: ﻧﺴﯿﺞ ﺧﺸﻦ ﻧﺴﯿﺞ دﻗﯿﻖ ﻧﺴﯿﺞ ﻣﺘﺒﺎﯾﻦ -ﻧﺴﯿﺞ زﺟﺎﺟﻲ
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Type of Igneous rock-Basalt
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Type of Igneous rock-Andesite
Type of Igneous rock-gabbro
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Type of Igneous rock-granite-coarse-grained
Type of Igneous rock-peridotite
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Type of Igneous rock-pegmatite
Type of Igneous rock-obsidian
Type of Igneous rock-pumice
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Type of Igneous rock-quartz-diorite
Type of Igneous rock-rhyolite
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Type of Igneous rock-quartz-scoria
Type of Igneous rock-quartz-welded-tuff
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