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reflecting variations in iron content during crystal growth—occasionally producing clear quartz overgrowths surrounding deep red phantoms
making this specimen an excellent addition to any serious mineral collection
This is the main mass — the largest surviving piece of NWA 15408 outside the institutional type specimen
Prehnite Crystal - Imilchil
Fulgurite Lightning Fused Glass 3.1 G Pallasite reflecting variations in iron contentLightning Fused Glass Fulgurite Sahara Desert This natural fulgurite formed when a powerful lightning strike fused desert sand into a hollow glass tube. Collected from the Desert , this specimen showcases a rugged exterior and a glossy, glassy interior that preserves the path of the lightning itself. Highly collectible and visually striking, fulgurites are rare geological phenomena valued by collectors, educators, and metaphysical enthusiasts alike.
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