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  2. Quartz Mountain - Wikipedia

    en.wikipedia.org/wiki/Quartz_Mountain

    USGS Quartz Mountain. Quartz Mountain (also called Baldy Point) is located in Greer County in southwest Oklahoma. It is the namesake of Quartz Mountain Nature Park and the park boundaries enclose its eastern flank. It is near the cities of Mangum, Oklahoma and Altus, Oklahoma. The park is open to the public year-round for rock climbing, hiking ...

  3. Quartz Mountains - Wikipedia

    en.wikipedia.org/wiki/Quartz_Mountains

    The Quartz Mountains are an extension of the Wichita Mountains in the far southwestern part of the state of Oklahoma. According to the Encyclopedia of Oklahoma History and Culture, the range was originally formed about 550 million years ago as a "failed continental rift". It was uplifted about 300 million years ago and has since weathered into ...

  4. Quartz Mountain Nature Park - Wikipedia

    en.wikipedia.org/wiki/Quartz_Mountain_Nature_Park

    It was designated as Quartz Mountain State Park, one of the original seven Oklahoma State Parks designated in 1935. Additional land has been donated since then, and the park now encompasses 4,540 acres (18.4 km 2). [3] The park occupies land on the west side of Lake Altus-Lugert, which was originally built in 1927, then expanded in 1940 and ...

  5. Quartz Mountain Resort Arts and Conference Center - Wikipedia

    en.wikipedia.org/wiki/Quartz_Mountain_Resort...

    The Quartz Mountain Resort Arts and Conference Center is a resort located 17 miles north of Altus in the Wichita Mountains of southwestern Oklahoma, United States. It is two and a half hours from Oklahoma City, four hours from Dallas, near the Texas border and 9 miles (14 km) west of Lone Wolf, Oklahoma on State Highway 44A.

  6. Llanite - Wikipedia

    en.wikipedia.org/wiki/Llanite

    Llanite is a porphyritic rhyolite with distinctive phenocrysts of blue quartz (a rare quartz color) and perthitic feldspar (light grayish-orangeish). The brown, fine-grained groundmass consists of very small quartz, feldspar, and biotite mica crystals. Llanite comes from a hypabyssal porphyritic rhyolite dike that intrudes Precambrian ...

  7. Prasiolite - Wikipedia

    en.wikipedia.org/wiki/Prasiolite

    Prasiolite (also known as green quartz, green amethyst or vermarine) is a green variety of quartz. Since 1950, almost all natural prasiolite has come from a small Brazilian mine, [citation needed] but it has also been mined in the Lower Silesia region of Poland. Naturally occurring prasiolite has also been found in the Thunder Bay area of Canada.

  8. Beware of these potential fantasy football busts, starting ...

    www.aol.com/beware-potential-fantasy-football...

    Stefon Diggs, Houston Texans (ADP: 36, WR 21): Just how many passes are available in Houston to support three top-25 ADP wide receivers?Overvalued is a fairer label for the 31-year-old veteran ...

  9. Quartz - Wikipedia

    en.wikipedia.org/wiki/Quartz

    Quartz is, therefore, classified structurally as a framework silicate mineral and compositionally as an oxide mineral. Quartz is the second most abundant mineral in Earth's continental crust, behind feldspar. [10] Quartz exists in two forms, the normal α-quartz and the high-temperature β-quartz, both of which are chiral. The transformation ...

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