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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
28 Grams TW
A: 4 pce lot 7
The apatite crystals from Tory Hill are known for their green color and transparency
Weight: 111 Grams / 3
6-gram Kara Crater Impactite specimen from the Yugorsky Peninsula in Nenetsla
Fulgurite | Natural Lightning Impact Glass | 1.56 Grams | Sahara | SO24 Sodalite 28 Grams TWFulgurite, also known as fossilized lightning, are natural glass tubes or formations that are created by the heat of lightning strikes. When a lightning bolt hits the ground it generates temperatures of up to 30,000 Kelvin (over 53,000F), hotter than the surface of the sun. This intense heat melts the silica rich sand and fuses it almost instantly, forming hollow branching structures that solidify as they cool. In the Sahara Desert where thunderstorms
