Post by matthew on Apr 20, 2012 14:27:47 GMT 1
Is a crystal a mineral?
Is it an Igneous, metamorphic, or sedimentary?
what are some interesting facts about crystals?
how are they made?
is there a display made out of crystal? (like how mount Rushmore is granite)
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Lunastone Quartz Worktops
Granite Worktops