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https://geology.com/rocks/diabase.shtml
Diabase: A dark-colored, fine-grained intrusive igneous rock
Diabase is an intrusive igneous rock of basaltic composition. It has been used as a construction stone for thousands of years. Its most famous use is in the...
dark coloredfine grainedintrusive igneousrock
https://www.nps.gov/subjects/geology/intrusive-igneous-landforms.htm
Volcanic Landforms: Intrusive Igneous - Geology (U.S. National Park Service)
national park servicevolcanic landformsintrusive igneousgeology
https://www.geologyin.com/2018/03/types-of-intrusive-igneous-rock.html
Plutons: Types of Intrusive Igneous Bodies – Geology In
Nov 12, 2024 - Pluton is a large underground body of igneous rock that forms when magma cools and crystallizes beneath the Earth
intrusive igneoustypesbodiesgeology