New Construction. For new construction phase inspections, it is important to receive tentative dates from the builder for when they anticipate the property will be ready for each inspection â as soon as the date is given, call as soon as possible. The foundation inspection is the hardest to schedule.
Â· just now. Report Abuse. The most abundant element in the earth's crust is oxygen, making up 46.6% of the earth's mass. Silicon is the second most abundant element (27.7%), followed by aluminum (8.1%), iron (5.0%), calcium (3.6%), sodium (2.8%), potassium (2.6%). and magnesium (2.1%).
Magnesium is the seventh most abundant element in the Earth's crust, and third most abundant if the Earth's mantle is also taken into consideration because this consists largely of olivine and pyroxene, which are magnesium silicates.