quartz crystal

British  

noun

1. a thin plate or rod cut in certain directions from a piece of piezoelectric quartz and accurately ground so that it vibrates at a particular frequency

---

Example Sentences

Archaeologists have recovered thousands of clay-fired cooking balls and materials brought from faraway regions, such as quartz crystal from Arkansas, soapstone from the Atlanta area, and copper ornaments originating near the Great Lakes.

From Science Daily

It includes a history of the building to start, followed by a live performance, on 22 quartz crystal singing bowls, by a sound healing artist.

From Los Angeles Times

A few minutes later, I walked up the street to an herbal apothecary that offers rose quartz crystals alongside dropper-bottle tinctures labeled “Happiness.”

From Los Angeles Times

James Zigras, who heads up Avant Mining, the largest quartz crystal producer in the U.S., says that his biggest mines are one to two acres in size and that his deepest is “maybe 120 feet.”

From National Geographic

"WASP-17b is extremely hot … and the pressure where the quartz crystals form high in the atmosphere is only about one-thousandth of what we experience on Earth’s surface," he said.

From Scientific American