don't we all want to know.
blah
The abundance of radium in the earth crust is 9.10-10 mg/kg.
Yes all metals are in the earths crust in ore form.
The sudden vibration in the plates inside the crust causes the earths crust to rise & fall.
The earth's crust is not stress
The abundance of neodymium in the earths crust is approx. 40 ppm.
blah
its the percentage in mass !
The abundance of platinum in the Earth crust is 0,003-0,004 ppm.
The abundance of lithium in the Earth crust is cca. 20 ppm.
The abundance of radium in the earth crust is 9.10-10 mg/kg.
silicon percent abundance in earths crust poops
The earths crust is a part of the outermost layer.
Silicon is a mixture of the minerals of the earths crust. so.... silicon isn't something from the earths crust. -thanks for your question.
thinner and denser
The Earths crust is approximately 650 km deep.
Protactinium is so scarce that the abundance in the Earth crust was not determined.