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Macintosh Picture Format  |  1996-09-10  |  11.5 KB  |  640x40  |  4-bit (8 colors)
   ocr: Two intergrown water-wonn sapphire crystals measuning 5 cm (2 in.) long, from Sri Lanka. The millky appearance of this crystal indicates that if it were cut into a sphere, it would be a star sapphire. ( Photo by 0. Bauer, J. Beckett)