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 ...
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 ...
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 ...
From calming amethyst for your bedroom to multi-purpose clear quartz for the kitchen, our crystal experts from Moon & Stone walk us through the essential crystals for each room in the home. By ...
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 ...