A rare specimen collected in an urban setting. Colorless to white radial aggregates of acicular artinite crystals on a serpentine matrix. Aesthetic, good size, excellent quality, very rich, from the classic Staten Island locality. Artinite is a rare hydrated magnesium carbonate. This piece comes from the J. Astor collection, acquired in 1980 from Bailey Minerals (Ángel Jesús Talabán García, Segovia 1942-Madrid 2007). With old labels. An USA classic nowadays not easy to find.

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