17 min listen
26: The Magma Forge
ratings:
Length:
18 minutes
Released:
Oct 9, 2023
Format:
Podcast episode
Description
What did the oldest rock look like 4 billion years ago, before it was pressure-cooked?Today, we'll answer that question by melting chocolate chip ice cream, meeting one of granite's less famous cousins, and returning to our old friends: zircon crystals.Extra credit: Eat some ice cream, go on a skiing trip, or both!
Released:
Oct 9, 2023
Format:
Podcast episode
Titles in the series (47)
5: Building the Underworld by Bedrock: Earth's Earliest History