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What mineral is stable at earths surface?
Quartz is a mineral that is stable at Earth's surface due to its chemical composition and resistance to weathering processes.
Gas that makes up 20 percent of total air volume in earths atmosphere?
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.
What is the most abundant mineral group in earths crust?
silicates
Water cover of the earths surface 20 percent 30 percent 50 percent 70 percent?
Water covers about 70 percent of the Earth's surface.
What element makes up most of the earths core?
Iron is the primary element that makes up most of the Earth's core. It accounts for about 85% of the core's composition, with the rest likely being nickel in combination with some lighter elements.
What mineral is stable at earths surface?
Quartz is a mineral that is stable at Earth's surface due to its chemical composition and resistance to weathering processes.
How does amethysts form?
Silicon dioxide (SiO2) is the chemical composition of amethyst. It is a mineral which is formed like anyother mineral under the earths crust due to heat and pressure.
Gas that makes up 20 percent of total air volume in earths atmosphere?
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.
How do geologists use rocks to prove the existence of oxygen in earths early atmosphere?
They look at the mineral composition of the rocks. There are some minerals that can only form in the presence of oxygen.
Why is earths composition of earths atmosphere important?
The Chemical Composition of the Earth's atmosphere is important because it holds the Earth together.
Where is earths greatest bulk composition?
mantle
What is the earths percent of the galaxy?
20 percent sikw
World's population in 2009?
Population: Werewolves: 15 percent of earths population Vampires: 45.2 percent of the earths population Humans: 2 percent of the earths population wookies: 1 percent of the earths population witches and warlocks: 5.8 percent of earths population Actual real animals (you know normal stuff): 31 percent of the earths population
What is the common mineral group in Earths crust?
silicates
What is the composition for all of the earths layers?
Weekly operation
What is earths upper mantle composition?
hard rock
What is the general composition of earths continental crust?
Water
