HPQ is the raw material for the high-grade quartz products that sit at the heart of high-end consumer tech products. Its chemical and physical properties—including high temperature and corrosion ...

Spruce Pine, North Carolina, is one of the few places in the world for mining high-purity quartz, a key component needed for making microchips, solar panels and fiber-optic cables. But destruction ...

An aerial look at the quartz mines in Spruce Pine, North Carolina, taken prior to Tropical Storm Helene. Google Maps Two weeks after shutting down its Spruce Pine facilities ahead of Hurricane ...

Silicates—including quartz, mica, olivine ... the RoughIts green surroundings showcase a ruby from Tanzania in its unpolished beauty. Rubies, valued as precious gems, are the mineral corundum ...

An aerial view of quartz mines in Spruce Pine, N.C., as taken from a plane on Monday, Sept. 30, 2024. Photo: AP One of the two companies that manufacture high-purity quartz used for making ...

Sibelco, one of the companies mining high-purity quartz in Spruce Pine, North Carolina, has resumed operations. In an update on Thursday, the company said that production and shipments of the ...

In March, the European Union and G7 countries imposed a fresh ban on the import of Russian unpolished diamonds, including those processed in India and sold in the West via third countries.

But reviewers say it's totally worth it! After all, we've all woken up before with our eyes looking like the opening shot of ...

Health enthusiasts often debate about the consumption of unpolished rice being better than polished rice. It is said that polished rice is not good for individuals as it increases weight and also ...

The first way is from ionic compounds, such as pegmatitic minerals (made of quartz, feldspar, mica, and other crystals). For a long time, this was the world’s primary source of lithium.