|
(pr°jn"ss), n.[Pref. para- + genesis.] (Min.) The science which treats of minerals with special reference to their origin. Par°agen"esis (), n.[NL.; para- + genesis.] (Geol.) (a) The formation of minerals in contact, so as to affect one another's development. (b) The order in which minerals occurring together in rocks and veins have developed. スポンサード リンク
|