Professor Jill VonTongeren and the PT Barnum Mineral Colllection at Tufts University (IMAGE)

Tufts University

Professor Jill VonTongeren and the PT Barnum Mineral Colllection at Tufts University

Caption

“Political boundaries and the desire to obtain access to mineral resources have been the source of economic and military conflicts throughout human history,” says Jill VanTongeren. The PT Barnum Mineral Collection at Tufts Unversity is one of the most extensive in the world, with thousands of samples -- many quite rare and beautiful.

Credit

Alonso Nichols, Tufts University

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