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rounded quartz grains
The rocks are predominantly composed of rounded quartz grains and were formed in a vast ancient desert of sand dunes, or erg, similar to the modern Sahara Desert. The Navajo Sandstone is one of the most extensive and most exposed aeolian (wind-blown) systems known in the geologic record.
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Navajo Sandstone ; Eolian sandstone · Lacustrine limestone and dolomite · 36°42′N 110°48′W / 36.7°N 110.8°W / 36.7; -110.8.
Apr 16, 2015 · The Navajo sandstone is composed of translucent quartz grains, with small amounts of feldspar, rare fragments of zircon, magnetite, garnet, ...
Jun 13, 2015 · The Navajo Sandstone consists of thick layers of cross-bedded sandstone formed by windblown sand dunes in a vast ancient desert.
The most obvious formation, the Navajo, is an orange to white sandstone that forms huge cliffs. Standing 2200 feet tall in Zion, the Navajo was formed by sand ...
The Navajo Sandstone is one of the most spectacular rock layers (formations to geologists) in canyon country. It is responsible for much of the superlative ...
Cross-bedding can be observed in sedimentary rocks in the rock record or in cross-sections of sand pits where modern sand deposition is occurring. Cross-bedding ...
Video for What type of rock is navajo sandstone
Dec 13, 2021 · ... Navajo Sandstone at Snow Canyon State Park near Saint George in southwestern Utah ...
Duration: 6:13
Posted: Dec 13, 2021
The thick Navajo sandstone, pictured here in Zion National Park, is one of the largest wind-deposited formations in the geologic record. Geologists have devised ...
Mar 18, 2018 · The first and most obvious determination is the fact that Navajo Sandstone is a sedimentary rock, so not surprisingly it consists mostly of ...