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The surface of a broken rock layer, often referred to as a joint or fracture surface, displays irregularities and sharp edges resulting from the rock's physical or chemical weathering processes. These surfaces can exhibit various textures and patterns, influenced by the rock's mineral composition and the conditions under which it fractured. Such surfaces are crucial in geological studies as they can provide insights into the history of tectonic activity, erosion, and sedimentation in an area.
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Is the age of the Earth older than any surface rock layer?
Yes, the planet Earth is older then any rock layer found on its surface. When Earth first formed it was entirely molten and layers of rock did not start forming until after it had cooed and the surface had solidified.
What is the outer layer of the rock?
The outer layer of an object refers to the layer on the outside that is in place to protect it. Without an outside layer an object of the Earth could be tarnished.
What is the layer 100km below the surface?
The layer 100km below the surface is known as the asthenosphere. It is a semi-fluid layer within the upper mantle of the Earth where rock is ductile and able to flow slowly over time.
Is the layer of the rock under the surface called earths crust?
Yes it is call a crust 😁
Where is the youngest layer of sedimentary rock found?
The youngest layer of sedimentary rock is typically found at the top of a sedimentary rock sequence, as it is the most recently deposited layer. This layer is usually exposed on the Earth's surface, such as in river valleys or coastal areas, where erosion may have removed older layers above it.
What is the uppermost layer?
The uppermost layer of the Earth's surface is called the crust. It is composed of solid rock and is broken up into large tectonic plates that float on the semi-fluid mantle layer beneath them.
Is the layer of rock near the surface the oldest?
false
What is the layer of debris on the moon called?
The layer of debris on the moon is called regolith. Regolith is made up of dust, soil, and broken rock fragments that have accumulated on the moon's surface over millions of years.
What is regolith soil?
Regolith soil is a layer of loose, heterogeneous material covering solid rock on the Earth's surface. It is a mixture of soil, dust, broken rock, and other debris that forms the uppermost layer of the Earth's crust. This type of soil is common in areas with strong weathering processes.
What is the name of the bottom rock layer?
The bottom layer of a sedimentary rock is called the basal layer. This layer is considered the coarsest in the rock.
What is the layer of rock under Earth's surface called?
the crust
What is layer is partly weathered rock?
The layer that is partly weathered rock is called the saprolite layer. This layer is between the unaltered rock below and the soil layer above. Through weathering processes, the saprolite becomes broken down and forms the basis for soil formation.
Is the age of the Earth older than any surface rock layer?
Yes, the planet Earth is older then any rock layer found on its surface. When Earth first formed it was entirely molten and layers of rock did not start forming until after it had cooed and the surface had solidified.
How do you call the layer of rock that forms earth's outer surface?
crust
What rock has a gritty feel?
Sandstone is a rock that has a gritty feeling, especially when the surface of the rock has been freshly broken.
How would igneous rock be on a layer of sedimentary rock?
The igneous rock could have been erupted as lava on the surface, or intruded into the sedimentary rock layers as magma underneath the surface (a sill).
The layer of gray debris that covers the moon is called?
The layer of gray debris that covers the moon is called regolith. It is a mixture of dust, soil, broken rock, and other materials that have accumulated on the moon's surface over billions of years.
