Mica
Mica is crystalline and forms layers.
valley glaciers are constrained by their surroundings. And ice sheets dont Ice sheets are large
Mica exhibits cleavage, not fracture. Cleavage is a type of breakage along distinct planes due to weak bonds between atoms, resulting in smooth, flat surfaces. Conversely, fracture is an irregular breakage pattern across a mineral.
Muscovite has a perfect basal cleavage, meaning it breaks easily along one plane into thin sheets. This results in a flexible and elastic nature to the mineral, often yielding thin, transparent sheets.
Muscovite and Phlogopite, along with Biotite and Lepidolite and many others are all minerals that cleave into thin sheets with a fair amount of flexibility. However, these minerals are all part of the silicate mineral group known as Micas. Slate can also be cleaved into thin sheets which are slightly flexible, but which are quite brittle. Graphite may also be expanded by chemical treatments to yield a flexible sheet known as graphite foil with interesting electrical and thermal properties.
Mica is made up of sheets of silicate
Mica is a shiny mineral that occurs in sheets. It is composed of thin, flat sheets that can easily be peeled apart. Mica is commonly found in igneous and metamorphic rocks.
Mica is a mineral that separates easily into thin, flexible sheets. This unique property is due to its perfect basal cleavage, allowing it to be easily split into thin layers. Mica is commonly used in various industries for its heat and electrical insulation properties.
The mineral you are referring to is likely mica, which is known for its characteristic shiny appearance in sheets or layers. Mica is a silicate mineral that is commonly used in arts and crafts, as well as in the electrical and cosmetic industries.
Mica
Icebergs are masses of ice broken off from ice sheets.
Mica is crystalline and forms layers.
The common silicate mineral with tetrahedra arranged in sheets is biotite mica. It is characterized by its perfect cleavage, producing thin, flexible sheets. Biotite mica is widely used in geology and industry due to its distinctive properties.
The mineral property illustrated by the peeling of muscovite mica into thin sheets is cleavage. Cleavage is the tendency of a mineral to break along flat surfaces, producing smooth, flat fragments. In the case of muscovite mica, it has perfect cleavage in one direction, allowing it to be easily split into thin, flexible sheets.
Mica
The mineral that is flat with flaky cleavage is mica. Mica is a group of silicate minerals that can easily be split into thin sheets or flakes. These sheets have excellent cleavage, making them easily separable into thin layers.