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Obsidian Rock

Obsidian Rock

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Shipping: United Kingdom: free (more destinations)

Condition: Brand new

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  • Obsidian Rock
  • Obsidian Rock
  • Obsidian Rock
  • Obsidian Rock
    
Obsidian adalah kaca alami terbentuk seperti batu. Hal ini dihasilkan ketika lava felsik masih terjadi dari gunung berapi dingin dengan cepat melalui suhu transisi kaca dan membeku tanpa waktu yang cukup untuk pertumbuhan kristal. Obsidian commonly found within the margins of rhyolitic lava flows known as obsidian flows, where rapid cooling of lava.

weighing approximately 6 kg