Flathead River - Rivers.gov
网页The river bottoms of the North, Middle, and South Forks of the Flathead River contain brightly colored pebbles, cobbles, and boulders derived from the local red, bluish gray, and green Proterozoic Belt rocks. This feature is further accentuated by the unusually clear blue waters of all three rivers.
Flathead River - Wikipedia
网页The Flathead River (Salish: člq̓etkʷ ntx̣ʷetkʷ, ntx̣ʷe, Kutenai: kananmituk), [6] in the northwestern part of the U.S. state of Montana, originates in the Canadian Rockies to the north of Glacier National Park and flows southwest into Flathead Lake, then after a journey of 158 miles (254 km), empties into the Clark Fork.
Rockhounding in the Flathead Range: A Guide to the Best Spots …
网页2021年7月15日 · In the Flathead Lake area, you’ll find plenty of interesting rocks and fossils, including petrified wood, quartz, and agates. The Middle Fork of the Flathead River is home to some stunning specimens of petrified wood and ammonites. And the Two Medicine River is known for its abundance of agates and jaspers.
Natural History-Geologic Foundations & Soils - Flathead …
网页While only scattered exposures of these younger Mesozoic rocks exist in most of the Flathead Watershed today, they do outcrop in the Canadian portion of the North Fork of the Flathead River and also underlie most of the area east of Waterton-Glacier National Park and the Rocky Mountain Front.
Montana Rockhounding Location Guide & Map - Rockhound …
网页Here are 10 of the best rockhounding sites for rocks and minerals in Montana: Crystal Park – Amethyst, Quartz crystals. Gem Mountain Sapphire Mine – Sapphire. Jefferson River – Agate, Chalcedony, Jasper. American Bar – Sapphire, Garnet, Kyanite. Yellowstone River, Custer County – Moss Agate. Pryor Mountains – Agate, Geodes, Fossils.
Flathead Wild & Scenic River Quick Facts - Flathead Rivers Alliance
网页Colorful rocks found on the three forks of the Flathead River consist of low-grade metamorphosed sedimentary rocks: argillite (highly compacted mudstones), quartzite (metamorphosed sandstones), and limestone.
The Flathead River, Montana - A Guide - Discovering Montana
网页2023年2月27日 · The Flathead River holds a decent population of medium-sized rainbow and cutthroat trout. One way to find them is to compartmentalize the river, looking for obvious holes and pools behind rocks, and fishing around the river’s many forks. Many believe the best fly fishing on the lower Flathead River is …
网页The Forest has one designated wild and scenic river, the Flathead River. Its three forks—the South Fork, Middle Fork, and North Fork—Wild and Scenic river corridors extend 0.25 miles (roughly 1,300 feet) on each side of the river.
Geology in the North Fork Flathead River Basin, Mont.
网页In order to evaluate the effects of geology on water quality, geologic maps of Montana were used to identify and categorize the surface geology as siliceous bedrock (argil- lite, quartzite),...
Flathead National Forest - Special Places - US Forest Service
网页The Flathead River system is a fragile environment of clear mountain streams, vast forests and home of the threatened grizzly bear and bull trout. In 1976 Congress added 219 miles of the Flathead to the nation's Wild and Scenic River System.
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