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[6] [7] The world's largest known opal-filled thunderegg, weighing 1.75 tons (1600 kg), is housed at the museum. [ 7 ] [ 28 ] The thunderegg is Oregon's state rock. [ 29 ] Other items include azurite , Oregon sunstone , amber, copper crystals, zeolites , morganite , and agate among others.
A thunderegg (or thunder egg) is a nodule-like rock, similar to a filled geode, that is formed within rhyolitic volcanic ash layers. [1] Thundereggs are rough spheres , most about the size of a baseball —though they can range from a little more than a centimeter (one half inch) to over a meter (three feet) across.
Even though the area has been worked by rockhounds for many years, quality thundereggs are still found at the site. There are also some rare rocks and minerals in central Oregon in or near the Ochoco Mountains, including opals, amethyst, gem quality calcite, cinnabar, selenite, gypsum, and amygdaloid nodules. [18] [19]
Named for Thomas Hart Benton, senator and advocate of U.S. annexation of the Oregon Country. 97,713: 676 sq mi (1,751 km 2) Clackamas County: 005: Oregon City: 1843: One of the original four districts of the Oregon Country: Named for the Clackamas people, a local Native American tribe. 423,173: 1,868 sq mi (4,838 km 2) Clatsop County: 007 ...
Mill Creek Wilderness is a wilderness area located in the Ochoco National Forest of central Oregon.It was established in 1984 and comprises 17,400 acres (7,040 ha). [1] Of the three wilderness areas in the Ochoco National Forest - Mill Creek, Bridge Creek, and Black Canyon - Mill Creek is the largest and most heavily used.
Area codes 541 and 458 are telephone area codes in the North American Numbering Plan (NANP) for most of the U.S. state of Oregon, excluding only the northwestern corner of the state. The service area includes the cities of Eugene , Springfield , Corvallis , Albany , Medford , Bend , Ashland , Klamath Falls , The Dalles , Burns , Lakeview , and ...
Spy Dialer is a free reverse phone lookup service that accesses public databases of registered phone numbers to help users find information on cell phone and landline numbers and emails.
503: The northwestern corner of Oregon, including Portland and its metropolitan area, Salem and other cities 541: All of Oregon outside the northwestern corner, including Eugene. 971: An overlay of area code 503. Until 2008, 971 was a concentrated overlay, meaning it was only present in some parts of the 503 area. Today it is a standard overlay.