"Here," Elara whispered, kneeling by a fallen slab. She brushed away dirt, revealing a perfect, coiled imprint. A fossil. An ancient sea creature, turned to stone.
Elara nodded. "Everything. A billion years of fire, pressure, ice, and time. And right now, it's in your hand. That's the most amazing part. Geology isn't just about the past, Leo. It's the story of how we get to stand here at all." geology 1
Her younger brother, Leo, sighed, kicking a pebble down the trail. "It's a rock, Elara. We've been hiking for an hour to look at a rock." "Here," Elara whispered, kneeling by a fallen slab
"Lesson one, Leo," she said, tapping a fingernail on a sparkly cluster of crystals. "This is the beginning." An ancient sea creature, turned to stone
"A nautilus," Elara said. "From when this place was a shallow sea, full of mud. Remember the sand we saw? It got buried. The weight of new rock on top squeezed it, cemented it, turned it into this—sedimentary rock. And sometimes, it caught a life and kept it forever."