GEOLOGY

EARTH SCIENCE

MINERALOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Important environmental condition required for mineral formation
A
Temperature and pressure
B
Time and pressure
C
Time and depth
D
Time and temperature
Explanation: 

Detailed explanation-1: -Physical and chemical conditions include factors such as temperature, pressure, presence of water, pH, and amount of oxygen available. Time is one of the most important factors because it takes time for atoms to become ordered. If time is limited, the mineral grains will remain very small.

Detailed explanation-2: -Igneous Environments Igneous rocks and minerals solidify from molten rock, called magma below the Earth’s crust and lava when flowing above ground. These rocks and their mineral components, presented below, are the result of processes that formed Earth and other rocky planets.

Detailed explanation-3: -In addition to directed stress, rising temperature will cause minerals in a metamorphic rock to react forming new crystal lattices and mineral types. This process called “recrystallization” generally causes minerals to grow larger developing an interlocking texture resembling that of igneous rocks.

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