Examine the Words And/or Phrases for Each Question Below and Determine

Q30: Pegmatites consist of what size mineral grains?

Q43: What term denotes the larger mineral grains

Q149: Olivine and quartz commonly crystallize together from

Q150: Which of the following high silica igneous

Q151: The average geothermal gradient in the upper

Q152: How much water does it take to

Q153: Glassy pyroclastic deposits that fuse together as

Q155: The aphanitic equivalent of diorite is<br>A)andesite<br>B)basalt<br>C)komatiite<br>D)rhyolite

Q157: Basalt is the aphanitic or fine-grained equivalent

Q158: _ typically exhibit pyroclastic textures.<br>A)Granites<br>B)Gabbros<br>C)Diorites<br>D)Welded tuffs