jadymel:

Apophyllite - crazy nice one. (KF) (K,Na)Ca4Si8O20(F,OH)·8H2O apophyllite refers to a specific group of phyllosilicates. Locality: Rahuri, Ahmadnagar District (Ahmednagar District; Ahmed Nagar District), Maharashtra, India .Attribution: Rob Lavinsky, iRocks.com – CC-BY-SA-3.0
asaka-rei:

From up on Poppy Hill (2011)
» theme credit «