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There measure in sheets
This is how Mica looks like: http://www.answersincreation.org/curriculum/geology/MicaSheetUSGOV.jpg A refined Mica would looks like crystal.
Muscovite
Pearls are not crystalline and don't have a crystal shape.
Mica is a mineral with crystals that break easily into two flat sheets, known for its shiny appearance and flexibility.
Agate, being a cryptocrystalline (microscopic crystal structure) form of quartz, does not have a crystal shape.
Yes, mica is a mineral that naturally forms into thin, flat sheets due to its layered crystal structure. This property is known as cleavage, and it allows mica to easily split into thin, flexible layers.
minerals get its crystal shape by the heating and pressure from rock
Mica is over twice as dense as water, so unless the mica is in the shape of a boat, it will sink.
the arrangement of the atoms in mica
A tabular crystal habit refers to a flat, plate-like shape exhibited by certain crystals. These crystals have two dimensions that are much larger than the third, resulting in thin, flattened shapes resembling a plate or tablet. This habit is commonly observed in minerals like mica and barite.