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Quartz of the Indonesian amethyst variety, known commercially as "cluster chalcedony" or "cluster agate". The spheres are slightly sparkling in lamp or sunlight.
5.2 x 1.8 x 1.6 cm
Quartz of the amethyst variety from Indonesia, known by the...
Botryoidal quartz, shimmering in the light, commonly called...
Botryoidal quartz, commonly called "cluster chalcedony", has a...
Botryoidal quartz, shimmering in the light, commonly called...
Quartz of the Indonesian amethyst variety, known commercially...