Opal Butte, Morrow Co., Oregon, USA - Mindat.org - Mines,
Opal Butte, Morrow Co., Oregon, USA : Extra Lapis - English No. 10 OpalOpals from Opal Butte, Oregon - GIA,OPALS FROM OPAL BUTTE, OREGON By Kevin Lane Smith Recent mining at Opal Butte in northeastern Oregon has produced a wide variety of large flawless opals. The most common gem-quality varieties are hyalite and rainbow opal, but the less common play-of-color varieties contra luz, hydrophone, and crystal opal are economically more important.Outlaw Rocks, LLC: Family-Style Oregon Mining | Rock & Gem,,Troy and Michelle mine opal from three different mines in the mountains west of Lakeview, mining opal in many different colors: red, red/orange, pink, white, blue, and brown. The Opal Queen produces the reddish-orange opal, transparent and translucent varieties, and chocolate brown opaque to translucent opal.