Quartz, though, is at least a partial exception to this rule. Once its unusual electrical properties were understood, crystalline quartz was sent directly from quarries and mines to factories ...

which are usually composed of a mix of ground quartz, polymers, pigments and resins. When stonemasons are cutting and ...

Every step of the way, from raw, freshly-mined quartz crystal to mil-spec engineered crystal units, these minerals are sorted, inspected, verified, cross-checked, and so on. Before any cutting ...

A slice of quartz ground to a prescribed thickness that vibrates at a steady frequency when stimulated by electricity. The tiny crystal, about 1/20th by 1/5th of an inch, creates the computer's ...

Chakras Associated with Clear Quartz Clear Quartz resonates with all of the chakras, particularly the Crown Chakra, which makes it an ideal crystal for promoting spiritual clarity and enhancing ...

Spain has become one of the zero areas of the silicosis epidemic observed in the last decade and a half among the workers of ...

So how'd the Smithsonian land a giant quartz? More from Big Business As crystals explode in popularity, collectors are paying millions, cutting museums out of the industry. So how'd the ...