Thursday, February 13, 2014

Density of Minerals accepted values


 

Calcite ~2.7g/cm3 colorless, translucent – opaque CaCO3

 

Hematite (red) ~5.26g/cm3   comp mostly iron oxides found in crust (mantle)

 

Galena ~7.5 g/cm3  comp lead sulfide

 

Milky quartz ~2.6- 3.0 g/cm3  silicate dioxides crust

 

Magnetite   ~5.2 g/cm3  comp. iron oxides

 

 

Continental Crust:    2.7 to 3.0
Milky Quartz or calcite
 
Oceanic Crust:        3.0 to 3.3
Olivine 
 
Mantle (silicates):   3.3 to 5.7 (increasing with depth?)
magnetite or hematite 
 
galena??
Outer Core (liquid):  9.9 to 12.2
Galena??
 
Inner Core (solid):  12.6 to 13.0

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