Quartz
in example sentence
As the water cools, ions precipitate out as mineral crystals, including
quartz
crystals from silicon and oxygen, feldspar from potassium, aluminum, silicon, and oxygen, galena from lead and sulfur.
More example sentences with word quartz
These are
quartz
crystals and feldspar, so most sand in the world on the mainland is made of
quartz
crystal and feldspar.
And this beautiful
quartz
crystal was also found in the back of Snow Dragon.
These mountains contain also a scientific paradox: They are made by quartz, which is a very common mineral on the earth's crust, and the rock made up by
quartz
is called quartzite, and quartzite is one of the hardest and least soluble minerals on earth.
No matter how skilled a clockmaker may be, every pendulum, wind-up mechanism and
quartz
crystal resonates at a slightly different frequency.
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