quartz
19
3.7
- noun
- /kwɔrts/
- A handsome piece of white quartz nearly six inches high adorned the table.
- quartz crystal
- quartz flake
- grains of quartz
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Watch on YouTubeWe have rose quartz, clear quartz, amethyst and jade.
- We have rose quartz, clear quartz, amethyst and jade.
- It's carved from a single block of clear quartz with a detachable draw.
- So they look like this, I think they're called mint, golden mint and smoky quartz.
- To solve them both, they needed tiny grains of one of the most common minerals on Earth, quartz.
- Water is actually an anti lubricant for many materials, including quartz, which is our most common mineral in in soils on earth.
Examples
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Dr. Richards said, "Quartz is one of the most common elements in rock."
Fiction book (1998) -
These genuine quartz crystal mood pendants change color with your mood.
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And this one's rose quartz.
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Might be a quartz deposit.
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This is a smoky quartz crystal.
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We have rose quartz, clear quartz, amethyst and jade.
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The walls and ceiling were packed with glimmering quartz: clear, red, and green.
Fiction book (1992) -
Native Americans were buried in the mound with quartz crystals, shell cups, and more than 100 stone arrow points.
Academic text (2009) -
Every season, crates of quartz tools and ancient mammal fossils were shipped off to the Cenozoic Laboratory.
Academic text (2006) -
The jeweler displayed a stunning quartz crystal that sparkled in the light.
Synonyms
11
7.3
A hard white mineral like quartz found in sand and rocks used to make glass and ceramics
1
4.3
A hard white or clear material found in sand and quartz
1
5.3
A hard white or clear material that makes up sand and glass
Compounds
- Specialized
2
5.1
A small clear stone cut to make a steady electrical signal for clocks and radios
- Specialized
1
6.8
A clear, hard material made mostly from pure sand that resists high heat and chemicals
- Specialized
1
3.6
A type of sand made mostly of small hard clear rock grains used to make glass
- Specialized
1
6.8
A lamp with a quartz tube that gives very bright light and ultraviolet rays used to kill germs
- Archaic
1
9.9
A machine with heavy metal hammers that crushes quartz rock to get gold and other minerals
- Specialized
1
6.0
An electronic device that makes a very steady electric signal by using a vibrating quartz crystal
How Hard
Surface Forms
Etymology
The word quartz comes from the German word Quarz, which named a 'hard' stone that is often clear or white, so this name fits the common mineral we see as sand grains and in many rocks.