9 Fulgurites (Lightning Impact). Léchateliérite. (No reserve price) - 35 g






Over 20 years collecting meteorites; former museum curator and experienced restorer.
| €25 | ||
|---|---|---|
| €20 | ||
| €15 | ||
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A 35 g fulgurite specimen from Sahara, Maroc, formed as 9 FULGURITES (Impact de Foudre) Léchateliérite with a striking interior hole and glassy tube shape, a compelling piece for meteorite enthusiasts.
Description from the seller
Fulgurite (from Latin fulgur, 'ray') is a metamorphic rock in the shape of a tube composed of lechatelierite (vitrified silica) that is found in sands or sandstones. Its formation is due to the fall of atmospheric lightning.
The impact of lightning on sandy terrain causes the fusion of silica grains, as its temperature can reach up to 30,000 degrees, which is higher than the surface temperature of the sun, and extends to a depth of more than a meter, but within a very narrow zone. The silica is thus vitrified into lightning tubes, sometimes twisted or branched. These fulgurites can be found in desert sands and coastal dunes.
The formation of fulgurites is a rare phenomenon, and extracting a whole one is complicated due to the mineral's fragility, which makes it easily breakable.
The fulgurite from this lot has a good size, a perfectly visible interior hole, and a very aesthetic shape, making it one of the most beautiful specimens you can find. A true specimen worthy of a great collection.
1 g of weight was removed from each piece. Pieces are glued onto a glass base.
Seller's Story
Fulgurite (from Latin fulgur, 'ray') is a metamorphic rock in the shape of a tube composed of lechatelierite (vitrified silica) that is found in sands or sandstones. Its formation is due to the fall of atmospheric lightning.
The impact of lightning on sandy terrain causes the fusion of silica grains, as its temperature can reach up to 30,000 degrees, which is higher than the surface temperature of the sun, and extends to a depth of more than a meter, but within a very narrow zone. The silica is thus vitrified into lightning tubes, sometimes twisted or branched. These fulgurites can be found in desert sands and coastal dunes.
The formation of fulgurites is a rare phenomenon, and extracting a whole one is complicated due to the mineral's fragility, which makes it easily breakable.
The fulgurite from this lot has a good size, a perfectly visible interior hole, and a very aesthetic shape, making it one of the most beautiful specimens you can find. A true specimen worthy of a great collection.
1 g of weight was removed from each piece. Pieces are glued onto a glass base.
