underthescopeminerals: Pentagonite Locality:Wagholi Quarries, Wagholi, Pune District (Poonah District), Maharashtra, India Pentagonite occurs in fracture filling of tuffs and basalts. Collection and photo: Michael Förch
tags: So many OTPs,
from: https://eikuuhyo.tumblr.com/post/139733796842