'It's had 1.1 billion years to accumulate': Helium reservoir in Minnesota has 'mind-bogglingly large' concentrations
When you buy through links on our site , we may pull in an affiliate delegation . Here ’s how it works . Arecently discovered helium reservoirin Minnesota boast " head - bogglingly " high concentrations of the gas that are even greater than initially thought , potentially paving the way for commercial origin . imagination exploration company Pulsar Helium , Inc. announced the discovery of helium store in late February , after a practice session just out of doors of Babbitt , in northerly Minnesota , locate gun deposits at depths of 2,200 feet ( 670 meter ) ....