host rock वाक्य

In India, copper ore has been identified in varying structural formations as " host rocks " in several geological formations of different geological time scale.
The chemical components of the connate fluid can also yield information on the provenance of aquifers and of the thermal history of the host rock.
The host rocks for the intrusions are middle Proterozoic granites and gneiss and the complex was associated with the Cambrian rifting of the cratonic rocks.
When the gemstones are in a rough state, the gemologist studies the external structure; the host rock and mineral association; and natural and polished color.
The ice caves associated with the fumaroles are dark, in polar alpine environments starved in organics and with oxygenated hydrothermal circulation in highly reducing host rock.

The hot waters around Taftan contain large quantities of boron, probably because the hydrothermal system of Taftan is young and receives input of host rocks containing.
Host rocks for the upper parts of the ore zones are the Upper Cretaceous sediments and the volcanic rocks in the richer lower Jurassic terrigenous deposit.
It is also common for its host rock to be broken off without the holdfast losing its grip, with this contributing significantly to erosion in some areas.
The solutes in the connate fluids often precipitate and reduce the porosity and permeability of the host rock, which can have important implications for its hydrocarbon prospectivity.
Most of the large sea caves on the Western U . S . coast and Hawaii are in basalt, a strong host rock compared to sedimentary rock.