Nontronite (variety calcian) with Hollandite

Can Súria Quarry (Guixeres Quarry), Maçanet de la Selva, Comarca Selva, Girona / Gerona, Catalunya / Catalonia  Spain (05-06/2008)

Specimen size: 8.9 × 8.7 × 3.5 cm = 3.50” × 3.43” × 1.38”