Fulgurites (from Latin fulgur 'lightning' and -ite), commonly called "fossilized lightning", are natural tubes, clumps, or masses of sintered, vitrified, or fused soil, sand, rock, organic debris and …

2013年7月2日 · When the lightning perfectly strikes the sand, it branches through it like the root system of a tree to make this beautiful anomaly. But that simple fact is key to getting to the …

2024年3月15日 · Fulgurites are geological features formed when lightning strikes the ground, fusing sand or soil into glassy structures. They are essentially petrified remnants of lightning …

2022年6月28日 · According to the Utah Geological Survey, there are two types of fulgurites: those formed when lightning hits sand and those created from rock. Sand fulgurites come from …

2013年7月22日 · This is is exactly what happened when a bolt of lightning struck drifting sand near Drigg, in Cumbria. The intense heat fused the sand grains together to form the delicate …

At 50,000 degrees F—hotter than the surface of the sun!—lightning blasts the sand, vaporizing the area where the bolt of electricity shoots through the sand and melting the surrounding …

For example, if lightning strikes sand that's rich in silica or quartz and heats it to a temperature above 3,272˚ F, it will melt the sand into silica glass below the surface. This creates hollow, …

2024年2月7日 · Petrified lightning (fulgurite) is formed when lightning strikes sand and melts it. The sand fuses together and cools in the shape of the path of the lightning. Fulgurites look like …

2022年10月5日 · Silicon dioxide is not all that can be found in sand, however, and when extra hot lightning hits sand in just the right conditions, a very rare reaction takes place, as the National …

When lightning strikes sand, it releases an extraordinary burst of energy, generating temperatures as high as 30,000 Kelvin (54,000°F)—hotter than the surface of the Sun. This immense heat …