The dinkey creek roof pendant includes schist quartzite hornfelds calc silicate rocks and marble.
Roof pendant geology.
These rocks are thought to have been originally deposited sometime between the paleozoic visit link and the cretaceous period visit link of the mesozoic visit link in a shallow marine area.
The presence of roof pendants indicates that the igneous body is being observed near its upper surface.
In lay terminology sometimes rock hat is used.
These older rocks that are intruded by the granite are called roof pendants because they show the roof of the batholith.
Cretaceous granite intruding cambrian metasedimentary rock sierra nevada range.
In structural geology a roof pendant which also known as a pendant is a mass of country rock that projects downward into and is entirely surrounded by an igneous intrusion such as a batholith or other pluton.
They are exposed by erosion of the overlying rock.