Venkatesh Rao@vgrI'm always amazed at how few people know the story of how aluminum was once more expensive than goldgizmodo.comWhen Aluminum Cost More Than GoldAluminum is literally one of the most common elements on Earth. So how did it come to be that aluminum once cost more than gold?4:58 PM · Aug 12, 20171 Retweet1 Quote Tweet8 Likes