From Cell-Phone Battery

GOLD in Cell-Phone BATTERY

From 1 ton of waste mobile phone batteries 100 grams of gold can be extracted
The discarded cell phone batteries as ordinary refuse thrown away, endangering quite large. R & D department has long been clearly identified; cell phones and batteries contain gold, mercury, lead, cadmium and other heavy metals, without handle discarded as ordinary garbage, as if buried in the ground.

On the other hand, 1 ton of used mobile phone battery but it can extract 100 grams of gold.

NOTE: Gold is present in the 3 contacts shown in figure.

5000 Batteries = 10grams of Pure GOLD

Note: Information and process recovery details are mentioned by doing research on related field to the best of our knowledge.

So, request to all is to be cautious during the recovery since you are dealing with all type of basic as well as hazardous chemicals. So you will be held responsible if the method goes wrong. So take care when you proceed.