geology

Gold, seeking the center of the earth

Gold, seeking the center of the earth

We keeps our speed to twenty miles per hour or so as we drive up Dun Glen Canyon Road, a dirt road barely two cars wide that wends some nine miles northeast from where we left the 80. A huge slash of yellow dust boils in our wake, coating the entire rear windshield and rendering the rearview mirror useless. I glance down at the directions on my phone. Dun Glen—what’s left of it, anyway—is three miles, twelve minutes away.

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Underfoot, a richness

Underfoot, a richness

I think as we drive we go back in time. That’s the idea kicking around in my head when Elko first starts appearing on the interstate signs. The Transcontinental Railroad was built from two ends by two competing companies—the Union Pacific, building west from Omaha, and the Central Pacific, building east from Sacramento. And so the youngest rails on the line would have been those laid near the center of the route, at Promontory Summit in Utah: May 1869. The months rewind as we drive.

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The salt that remains

The salt that remains

The temperature outside is in the mid-40s, brisk and dry, and the road ahead of us is straight as a sunbeam. Salt Lake City is sixty, seventy miles behind us, and the Nevada border is another fifty miles ahead. I take off my regular glasses, pass them to Pia, and for a moment I am squinting and driving into a blurry field of color and light. Then I manage to get my sunglasses on: the world comes back into focus, sepia-toned and clear. Not a moment too soon. The taupes and tans of the desert around us bleach and flatten, and suddenly we are racing across the surface of the moon.

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