Tag: magma

Hawaii Rocks!

Gentle jungle noises of birds and bugs faded as I walked into the large, damp cavern.   Green-tinted light reflecting off the dark rain forest canopy suddenly turned into the darkness of a cave with black walls, lit only… Read More

Digging Deep Diamonds

“Look, it’s a piece of bone!” I knelt and picked it up, then another, and another of the pale fragments on the ground.  It was a pleasant, sunny autumn day, perfect for an afternoon of casual fossil hunting… Read More

Lava Rocks

A dark, shiny object caught my eye as it fell out of its hiding place, a small cavity in a fossil.  The smooth, lightweight object was vastly different from the raggedly worn and delicate fossils in the donated… Read More

Grand Canyon: Rock Dating

The Grand Canyon is both a geologist’s dream and a geologist’s nightmare. It’s a geologist’s dream because it’s not just a bunch of sediment rock layers (like sandstone and limestone), but it also has hardened lava flows and… Read More