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Explanation: Harcourt: AP Dictionary of Science and Technology:
... dannemorite Mineralogy. Mn 2 (Fe +2 ,Mg) 5 Si 8 O 22 (OH) 2 , a yellowish- brown
to greenish-gray monoclinic amphibole, having a specific gravity of 3.34 and a ... www.harcourt.com/dictionary/def/2/7/4/9/2749900.html - 5k - Kopia - Podobne strony