Monthly Archives: October 2012

Minerals Project (Emerald)

Posted on October 7, 2012 by paulearthsci

Download: Earth Science Mineral Project (Emerald)  Plans for LIVE show on class Information, Chemical formula, Be3Al2(SiO3)6 Colors, green only Group, Beryl Streak, white Hardness, 7.5-8 Luster, Vitreous Gravity, average 2.76 Cleavage, imperfect on the 0001 Transparency, transparent to opaque Fracture, conchcidal … Continue reading →

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