This was for the theme "hut" for pixel dailies.
In Death Trash Style for Pixel Dailies. I could not resist.
In 5 colors for Pixel Dailies.
A #rocks #study for https://twitter.com/Pixel_Dailies?
How could I resist?
ref: http://hsoumounouscience.blogspot.de/2015/03/the-rock-cycle.html