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Minerals used for paint pigments.
Limonite [top left] Chaco Anasazi Site number, 29SJ 628 AD 750-800 L 2.9, W 1.0, T 0.9 cm Chaco Culture National Historical Park, CHCU 14642 Malachite [top right] Chaco Anasazi Site number, 20AJ 1999 AD 1000-1200 L 1.7, W 1.0, T 0.8 cm Chaco Culture National Historical Park, CHCU 4676 Hematite [bottom left] Chaco Anasazi Site number, 29SJ 628 AD 500-900 L 2.6, W 2.2, T 1.0 cm Chaco Culture National Historical Park, CHCU 14643 Azurite [bottom right] Chaco Anasazi Site number, 29SJ 627 AD 775-900 D 1.7, T 0.8 cm Chaco Culture National Historical Park, CHCU 28332 |