Lapis Lazuli from rock to powder 

Crushing and milling lapis lazuli from the rock to powder.
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music:
cdk - Sunday by cdk (c) copyright 2016 Licensed under a Creative Commons Attribution (3.0) license. dig.ccmixter.org/files/cdk/53755
Truth? by onlymeith (c) copyright 2012 Licensed under a Creative Commons Attribution (3.0) license. dig.ccmixter.org/files/onlymei...
Droplets by jaspertine (c) copyright 2014 Licensed under a Creative Commons Attribution Noncommercial (3.0) license. dig.ccmixter.org/files/jaspert...
le conte du poisson magique by Bluemillenium (c) copyright 2016 Licensed under a Creative Commons Attribution Noncommercial (3.0) license. dig.ccmixter.org/files/Bluemil... Ft: subdes2;greg Baumont;kristinhersh
Glasshouse by Martijn de Boer (NiGiD) (c) copyright 2016 Licensed under a Creative Commons Attribution Noncommercial (3.0) license. dig.ccmixter.org/files/NiGiD/5... Ft: Stefan Kartenberg