Gold % in Magnetite---Help-Help

[goldman55]

Found a rock that's Magnetite. Has Gold in it, need to find out what % of gold is in it.

Gold Gravity----- 19.3

Magnetite Gravity-----5.2

Stones weighs--Dry--139 grams

wet weight ---50 grams displaced in water

Can anyone figure this out? i know their is a formula somewhere

Thanks Bill

 

[moondog2000]

billandlindaprospecting.com is where i saw the formula and how to do it, i hope this helps you

 

[goldman55]

Thanks Mike great Site found what i need.
Again Thank You

 

[moondog2000]

Glad to help, nice site , good pictures.good luck Mike