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Are minerals destroyed by heat?
Minerals are not destroyed by heat, but excessive heat can alter their physical and chemical properties. This can lead to changes in the mineral's crystal structure or composition. In some cases, high temperatures may cause minerals to melt or recrystallize.
Why do all minerals have high melting points?
Minerals have high melting points because their atoms are held together by strong chemical bonds that require a lot of energy to break apart. These bonds are typically ionic or covalent, leading to a high degree of coordination and stability within the mineral structure, resulting in a high melting point.
What minerals are found in the asthenosphere?
The minerals found in the asthenosphere are primarily olivine, pyroxene, and garnet. These minerals have high melting points and are able to withstand the high temperatures and pressures present in the asthenosphere.
Minerals formation caused by high pressure and high temperatures lives most likely occur in what environment?
Deep in the Earth is where minerals form. This causes high pressure and temperatures.
What is the crystal structure of Barium titanate?
Barium titanate has a perovskite crystal structure, characterized by a repeating unit cell composed of 1 barium atom, 1 titanium atom, and 3 oxygen atoms. Its cubic crystal lattice has a high degree of symmetry, allowing for unique electrical and optical properties.
Some minerals with closely packed atom structure have a high what?
Some minerals with closely packed atom structure have a high density.
Some minerals with a closely packed atom structure have a high?
Some minerals with a closely packed atom structure have a high density. This close packing of atoms results in a tightly packed crystal lattice, leading to a high atomic mass per unit volume. Examples of such minerals include diamond and gold.
Why do minerals that have the nonsilicate crystalline structure called closest packing have high density?
Minerals of a nonsilicate crystal have very high densities because their crystal structures are based on the packing of atoms that are as close together as possible. This structure is called this closest packing.
What is the mantle rich in?
Mafic and ultramafic minerals, high in magnesium and iron.
Why do minerals have the nonsilicate crystalline structure called closest packing have high density?
Minerals with closest packing crystalline structures have high density because the atoms or ions in these structures are closely packed together in an efficient manner, leaving little empty space between them. This results in a higher mass per unit volume, leading to a higher overall density of the mineral.
Are minerals destroyed by heat?
Minerals are not destroyed by heat, but excessive heat can alter their physical and chemical properties. This can lead to changes in the mineral's crystal structure or composition. In some cases, high temperatures may cause minerals to melt or recrystallize.
Do All minerals have the same melting point True of False?
False, all minerals DO NOT have the same melting point
What are two properties of metallic minerals?
Metallic minerals have a high luster and shine due to their reflective properties. They often conduct electricity and heat well due to the presence of free electrons in their structure.
What type of structure does silicon dioxide have?
Silicon dioxide has a network covalent structure, where each silicon atom is bonded to four oxygen atoms and each oxygen atom is bonded to two silicon atoms in a three-dimensional network. This gives silicon dioxide high melting and boiling points, as well as a hard and rigid structure.
What is the atomic packing factor for rock salt and how does it affect the crystal structure of the compound?
The atomic packing factor for rock salt is 0.74. This means that 74 of the space within the crystal structure is occupied by atoms. The high packing factor results in a closely packed arrangement of ions in a cubic structure, giving rock salt its characteristic high density and stability.
What destroys minerals?
Minerals can be destroyed through exposure to high temperatures, chemical reactions, or physical processes such as grinding or weathering. These factors can alter the chemical composition or structure of the mineral, leading to its destruction.
What is the difference between mineral and ore?
Minerals are naturally occurring inorganic solids with a crystalline structure and a definite range of chemical formula. Ores are concentrations of minerals in rock that are high enough to be economically extracted for use. All ores are minerals, but all minerals are not necessarily ores.A mineral is a solid chemical substance, and ore is a rock that contains minerals.
