Difference between revisions of "User:Ben590/testingpage"

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! class="header" | Peridotite
 
! class="header" | Peridotite
 
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| peridotite is a dense, coarse-grained igneous rock, consisting mostly of the minerals olivine and pyroxene. Peridotite is ultramafic, as the rock contains less than 45% silica.  
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| Peridotite is a dense, coarse-grained igneous rock, consisting mostly of the minerals olivine and pyroxene. Peridotite is ultramafic, as the rock contains less than 45% silica.  
  
 
It is high in magnesium, reflecting the high proportions of magnesium-rich olivine, with appreciable iron. Peridotite is derived from the Earth's mantle, either as solid blocks and fragments, or as crystals accumulated from magmas that formed in the mantle.  
 
It is high in magnesium, reflecting the high proportions of magnesium-rich olivine, with appreciable iron. Peridotite is derived from the Earth's mantle, either as solid blocks and fragments, or as crystals accumulated from magmas that formed in the mantle.  

Revision as of 22:59, 12 October 2011

This is my new testing page!

Mini-heading Test One


Mini-mini-header Test One

Ben590 15:58, 12 October 2011 (PDT)