Iran says it's discovered what could be the world's second-largest lithium deposit 
The ministry believes that the deposit holds 8.5 million tons of lithium, which is often called "white gold" for the rapidly growing electric vehicle industry.
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### Instruction: Iran says it's discovered what could be the world's second-largest lithium deposit 

### Response: The ministry believes that the deposit holds 8.5 million tons of lithium, which is often called "white gold" for the rapidly growing electric vehicle industry.