Is tourmalated quartz the same as black rutilated quartz?

Answer Tourmalated quartz is different from black rutilated quartz. When quartz is tourmalated, it means that spikes of the mineral tourmaline are throughout this slightly milky or clear variety. Rutilate... Read More »

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What Is Black Rutilated Quartz?

Quartz is a gemstone that has been popular for thousands of years. One variation of quartz, black rutilated, is especially beautiful because of its eye-catching properties. Does... Read More »

What Is Rutilated Quartz?

Quartz is one of the most abundant minerals on the Earth's surface. It is silica-based and forms rhombohedral, prismatic crystals in a variety of types, sizes, and colors. Several major varieties o... Read More »

How big is the quartz in a quartz clock movement?

The pieces of quartz crystal that are used to keep time in clock and watch movements are very tiny, just a millimeter or two in length, width and thickness. The metal oscillator that activates the ... Read More »

Why is quartz used in quartz watches?