'(<a href="http://www.j-archive.com/media/2011-11-24_J_30.jpg" target="_blank">Sarah of the Clue Crew delivers the clue from the Harvard Museum of Natural History in Cambridge, MA.</a>)  Weighing in at more than 1,600 pounds, the giant chunk of amethyst <a href="http://www.j-archive.com/media/2011-11-24_J_30a.jpg" target="_blank">here</a> is one of these stones that form under pressure inside cavities, from the Latin for "earth"'
a geode
HARVARD MUSEUM OF NATURAL HISTORY: Weighing in at more than 1,600 pounds, the giant chunk of amethyst here is one of these stones that form under pressure inside cavities, from the Latin for earth
Weighing in at more than 1,600 pounds, the giant chunk of amethyst here is one of these stones that form under pressure inside cavities, from the Latin for "earth"
Weighing in at more than 1,600 pounds, the giant chunk of amethyst here is one of these stones that form under pressure inside cavities, from the Latin for "earth"
HARVARD MUSEUM OF NATURAL HISTORY
a geode
HARVARD MUSEUM OF NATURAL HISTORY