The rock adjacent to or enclosing a vein, hydrothermal ore deposit, fault, or other geological feature.
〔地质〕围岩
Example sentencesExamples
Magmas concentrate metals, and magma fluids traveling into the surrounding wall rock plant the seeds for mineral growth.
The wall rock was highly altered and consisted of a groundmass of pyrophyllite and fine-grained pyrite.
The white material is quartz and the black is the wall rock from the edge of the vein.
At the eastern end of town, the fault cuts through outcrops near the I-wu river and is also represented by a major gouge zone and thick breccia in the adjacent wall rock.
The typical image that this process invokes is that of a magma chamber with bits and pieces of the enclosing country rock or wall rock floating in the magma.
Definition of wall rock in US English:
wall rock
nounˈwôl ˌräk
Geology
The rock adjacent to or enclosing a vein, hydrothermal ore deposit, fault, or other geological feature.
〔地质〕围岩
Example sentencesExamples
The typical image that this process invokes is that of a magma chamber with bits and pieces of the enclosing country rock or wall rock floating in the magma.
The wall rock was highly altered and consisted of a groundmass of pyrophyllite and fine-grained pyrite.
The white material is quartz and the black is the wall rock from the edge of the vein.
At the eastern end of town, the fault cuts through outcrops near the I-wu river and is also represented by a major gouge zone and thick breccia in the adjacent wall rock.
Magmas concentrate metals, and magma fluids traveling into the surrounding wall rock plant the seeds for mineral growth.