Photo Blog by Rajan Parrikar has posted a new item, 'Geometry in Clay' Nature's gravers at play.
Cracked mud in the Mojave Desert of California and Nevada. A note on crack formation: ...When two growing cracks meet, one or both may stop. If a growing crack encounters a preexisting crack, it stops, but it may curve just a bit before the encounter. The earlier crack released the contraction stress perpendicular to [...] You may view the latest post at http://blog.parrikar.com/2016/02/12/geometry-in-clay/ Warm regards, Rajan Parrikar ra...@parrikar.com
