Big Fulgurite from Thailand Natural Rare Stone 515g size 5-10 cm. for Sale

Big Fulgurite from Thailand Natural Rare Stone 515g size 5-10 cm. For Sale

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Big Fulgurite from Thailand Natural Rare Stone 515g size 5-10 cm.:
$299.00

Big fulgurite from Thailand6 piece
total weight 515gramlength 5-10 cm.Originkrabi, thailand
This area is an area where lightning strikes regularly. in the park area Krabi Province, Thailand. The area discovered is cliff-like, close to the beach. This fulgurite is a mixture of sand and other minerals. This set has to be excavated to find it is expected to have happened a long time ago.
Fulgurites are formed when lightning strikes the ground, fusing and vitrifying mineral grains.The primary SiO2 phase in common tube fulgurites is lechatelierite, an amorphous silica glass. Many fulgurites show some evidence of crystallization: in addition to glasses, many are partially protocrystalline or microcrystalline. Because fulgurites are generally amorphous in structure, fulgurites are classified as mineraloids.