Examples of pegmatite in a Sentence
Recent Examples on the Web
Acids can dissolve the pegmatite, similar to how hot water dissolves sugar in a cup of coffee, Simon says.
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IEEE Spectrum, 11 Feb. 2025
Lithium and rubidium are both naturally bonded to oxygen within pegmatite.
—IEEE Spectrum, 11 Feb. 2025
Mined pegmatite is later processed to extract rubidium and lithium from the mineral.
—IEEE Spectrum, 11 Feb. 2025
To study potential contamination, researchers collected samples of pegmatite, waste rocks, tailings, groundwater from the mine and surface water from Kings Creek.
—Tom Rogers, Newsweek, 25 Nov. 2024
The potential water quality impacts of hard-rock lithium mining: Insights from a legacy pegmatite mine in North Carolina, USA.
—Tom Rogers, Newsweek, 25 Nov. 2024
The town’s pegmatites are composed of about 65 percent feldspar, 25 percent quartz, 8 percent mica and trace amounts of other minerals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
This magma then pushed through the cracks in the rocks around it, cooling and crystallizing over millions of years to form Spruce Pine’s bounty of pegmatites—igneous rock that’s chock-full of quartz crystals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
The two main companies at the Spruce Pine pegmatite complex—roughly 40 kilometers long by 16 kilometers wide, according to a 1962 survey—are Quartz Corp and Unimim, a subsidiary of the global industrial minerals company SCR-Sibelco, based in Belgium.
—Tommy Greene, WIRED, 1 Oct. 2024
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IEEE Spectrum, 11 Feb. 2025
Lithium and rubidium are both naturally bonded to oxygen within pegmatite.
—IEEE Spectrum, 11 Feb. 2025
Mined pegmatite is later processed to extract rubidium and lithium from the mineral.
—IEEE Spectrum, 11 Feb. 2025
To study potential contamination, researchers collected samples of pegmatite, waste rocks, tailings, groundwater from the mine and surface water from Kings Creek.
—Tom Rogers, Newsweek, 25 Nov. 2024
The potential water quality impacts of hard-rock lithium mining: Insights from a legacy pegmatite mine in North Carolina, USA.
—Tom Rogers, Newsweek, 25 Nov. 2024
The town’s pegmatites are composed of about 65 percent feldspar, 25 percent quartz, 8 percent mica and trace amounts of other minerals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
This magma then pushed through the cracks in the rocks around it, cooling and crystallizing over millions of years to form Spruce Pine’s bounty of pegmatites—igneous rock that’s chock-full of quartz crystals.
—Olatunji Osho-Williams, Smithsonian Magazine, 3 Oct. 2024
The two main companies at the Spruce Pine pegmatite complex—roughly 40 kilometers long by 16 kilometers wide, according to a 1962 survey—are Quartz Corp and Unimim, a subsidiary of the global industrial minerals company SCR-Sibelco, based in Belgium.
—Tommy Greene, WIRED, 1 Oct. 2024
Cite this Entry
“Pegmatite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pegmatite. Accessed 3 Jul. 2025.
Copy CitationKids Definition
pegmatite
noun
peg·ma·tite
ˈpeg-mə-ˌtīt 
: a grainy variety of granite that occurs in layers in rock
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