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RM2480 Opal

Opal Butte, Morrow Co, Oregon, United States of America

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An extremely glassy opal specimen, transparent to translucent, with bluish to golden tones. An excellent specimen of opal from this classic American locality. It shows some fluorescence under ultraviolet (LW) light. An old piece from the A. Trigo collection (Mataró).

Size: 4.7 x 4.1 x 1.6 cm.
Found in ca. 1991.

Col. Antonio Trigo (Mataró).
Fluorescent under long wave UV

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RM1817 Opal

Opal Butte, Morrow Co., Oregon, United States of America

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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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