| (名前未記入) 6/29(日) 13:42:41 No.20140629134241
Included within the feldspars family members the amazonite crystalizes from magma in rocks which are intrusive and extrusive. Feldspars are often present in various sorts of rock. Feldspars contain no ores, and therefore are rather simply comprised of minerals which are natural towards the space they're created in.
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