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RM1817   Opal
#1427
Opal Butte, Morrow Co., Oregon, United States of America

The extremely glassy, transparent to translucent opal colors range from colorless to very rich orange. A really excellent, sculptural and rich bi-colored large matrix opal example from this locality. Bright neon-green fluorescence. Very old material. Matrix opal specimens of this large size are rare from this Oregon locality.

Size: 7.0 x 4.0 x 3.8 cm.
Found in ±1990.
Col. J.M. Manchion (Barcelona). No.523, Kucera 1991.
Fluorescent under long wave UV
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