Archaeologists Just Found the Oldest 3D Map in the World
Experts just found a 3D map that was carved into quartz sandstone likely 13,000 years ago. Located within the famed Segognole ...
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The Difference Between Quartz And Quartzite, According To The Pros
On the other hand, quartzite can become easily stained if it's not properly sealed—the sandstone quartzite is made of is quite porous. However, quartzite is a little harder than quartz ...
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Purnululu National Park
It contains the deeply dissected Bungle Bungle Range composed of Devonian-age quartz sandstone eroded over a period of 20 million years into a series of beehive-shaped towers or cones, whose steeply ...
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Wulingyuan Scenic and Historic Interest Area
A spectacular area stretching some 26,400ha in China’s Hunan Province, the site is dominated by more than 3,000 narrow quartz sandstone pillars, many over 200m high. Nestled within its towering peaks ...