tho·lei·ite
| \ ˈtō-lə-ˌīt
, ˈthō-
\
, ˈthō-
\
Definition of tholeiite
: a basaltic rock that is rich in aluminum and low in potassium, is found typically in the ocean floor, and is probably derived from the earth's mantle
Other Words from tholeiite
tholeiitic
\
ˌtō-lə-ˈi-tik
, ˌthō-
\
adjective
, ˌthō-
\
adjective
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Cite this Entry
“Tholeiite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tholeiite. Accessed 13 Aug. 2022.
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Time Traveler for tholeiite
The first known use of tholeiite was in 1866
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