http://hypocentral.com/rock/archives/515 A rock a day in 2010 and 2012 Wed, 26 Dec 2012 03:35:11 +0000 hourly 1 https://wordpress.org/?v=3.9.40 http://hypocentral.com/rock/archives/515#comment-21 Mon, 16 Aug 2010 14:00:28 +0000 http://hypocentral.com/rock/archives/515#comment-21 Good collection, congratulation and thanks.

]]> http://hypocentral.com/rock/archives/515#comment-20 Mon, 16 Aug 2010 03:24:39 +0000 http://hypocentral.com/rock/archives/515#comment-20 nice photo of hornblende, a mineral we talk about in physical ALL the time and underappreciated!

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