smectite
Americannoun
noun
Etymology
Origin of smectite
1805–15; < Greek smēkt ( ós ) smeared + -ite 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Through a series of analyses, the researchers showed that smectite was likely produced after several major tectonic events over the last 500 million years.
From Science Daily ● Nov. 30, 2023
What preserved the DNA over the ages was not only the natural icebox of permafrost, but also grains of quartz and clay, especially smectite, whose charged surfaces bound and protected the DNA.
From Science Magazine ● Dec. 14, 2022
Sorting out the food problem may also take time, but within several months someone might have been able to knock up a polytunnel to grow a couple of undersized cabbages in the smectite clay.
From The Guardian ● Aug. 4, 2015
For example, pyroxene can be converted to the clay minerals chlorite or smectite, and olivine can be converted to the clay mineral serpentine.
From Textbooks ● Jan. 1, 2015
The American Bottom clay, known as smectite clay, is especially prone to swelling: its volume can increase by a factor of eight.
From "1491" by Charles C. Mann
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