Mineral: Quartz (variety amethyst)
Locality: Piedra Parada (Las Vigas), Municipio Tatatila, Veracruz (Veracruz de Ignacio de la Llave), Mexico
Dimensions: 3,5 x 3,0 x 0,5 cm
Description: Main crystal size: 3,2 cm
Japan Law twin of practically intact amethyst, 3.5cm in width
MIM number 943
Photographer: Augustin de Valence (Aïnu)
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