Tag: radiohalos

Underground Rocks

I tightened my grip on the raft as a sudden splash of icy brown water made me shiver in spite of the Arizona afternoon sunshine.    The light gleamed off the shiny black rock columns towering up the deep… Read More

Creation Clues For Kids, Vol. 2 No.1

Radioisotope Dating Have you ever heard someone at a museum or on TV say something like this “ . . . this T-rex lived 65 million years ago . . .” and wonder how they come up with… Read More

Grand Canyon: Granite Rocks

As a geology student I love to look at, touch, and think about rocks.  However, I am afraid that I do not love all kinds of rocks equally.  My least favorite rocks are the ones that look like… Read More

Radical Radiohalos

The depth and beauty of the granite countertop of the ice cream shop intrigued me as I slowly enjoyed my cone.  There were grey, white, clear, and light pink specks, which I knew to be quartz, peachy colored… Read More