26: The Magma Forge
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!
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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!
2023-10-09
17 min
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