Mineral: Vivianite and limonite
Locality: Cabeça do Cachorro claim, São Gabriel da Cachoeira, Cabeça do Cachorro area, Amazonas, Brazil
Dimensions: 65 x 39 x 30 cm / main crystal: 28 cm.

Description: Mass: 31000 g MIM number: 2229 Large limonite geode in which fans of translucent, beautiful green vivianite crystals have grown. Photographer: AINU / Augustin de Valence; Publications: "Lapis Jg.46, Nr. 12, Dec 2021", "Le Règne Minéral #162: Nov-Déc 2021"

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