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What is the O Si ratio in a silicate sheet?
2.5
A sheet like silicate structure is?
A sheet-like silicate structure refers to a mineral arrangement where silicate tetrahedra are stacked in a sheet-like fashion. Examples include minerals like mica and clay minerals, where the tetrahedra are arranged in continuous flat layers. These structures give the minerals their characteristic properties, such as cleavage and low hardness.
What is the OSi ratio in the single chain?
3/1
Is feldspar a sheet silicate?
No, feldspar is not a sheet silicate. It belongs to the tectosilicate group, which forms a framework structure rather than sheets like those found in phyllosilicates.
What are sheet silicates?
A structural type of silicate mineral in which flat sheets are formed by the sharing of three of the four oxygen atoms in each tetrahedron with neighboring tetrahedrons. Also known as layer silicate; sheet mineral; sheet silicate.
Is muscovite a silicate mineral?
Yes, muscovite is a silicate mineral. It belongs to the phyllosilicate group, which consists of minerals with a sheet-like structure. Muscovite is a common mica mineral that is composed of potassium, aluminum, silicon, oxygen, and hydrogen.
How many cleavage planes forms a silicate sheet?
A silicate sheet has one cleavage plane, which allows it to split easily along this flat surface. This cleavage plane is a result of the structure of silicon and oxygen atoms arranged in sheets within the mineral.
Hornblende has what type of silicate structure?
Hornblende has a double chain silicate structure. This structure consists of pairs of linked tetrahedra that form continuous chains in two dimensions.
Does the ratio of silicon to oxygen remain constant for each silicate mineral?
No, the ratio of silicon to oxygen can vary among different silicate minerals. The overall structure and composition of the mineral will determine the specific ratio of silicon to oxygen present in that mineral.
Is Muscovite a silicate?
Yes, Muscovite is a silicate mineral. It belongs to the group of sheet silicates and is composed of aluminum, potassium, and silicon. It is commonly found in granite and metamorphic rocks.
How many oxygen are shared between the tetrahedra of a sheet silicate mineral?
3
What group is mica in?
Mica is a group of sheet silicate minerals (e.x of micas : Biotite, muscovite)
