Smithsonian National Museum of Natural History: Hall of Gems

Hope Diamond

Hope Diamond

The Hall of Gems reminded me of this quote from Henry David Thoreau:

“When the frost comes out in the spring, and even in a thawing day in the winter, the sand begins to flow down the slopes like lava, sometimes bursting out through the snow and overflowing it where no sand was to be seen before. Innumerable little streams overlap and interlace one with another, exhibiting a sort of hybrid product, which obeys half way the law of currents, and half way that of vegetation. As it flows it takes the forms of sappy leaves or vines, making heaps of pulpy sprays a foot or more in depth, and resembling, as you look down on them, the laciniated, lobed, and imbricated thalluses of some lichens; or you are reminded of coral, of leopard’s paws or birds’ feet, of brains or lungs or bowels, and excrements of all kinds.”

It was amazing how organic so many of these rocks look, some like flowers, others like candy, others like excrement. The intricate geometry found in others was fascinating as well.

Barite

Barite

Check out the complete flickr set here.


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