期货提醒软件mingdetang Sichuan fine rec期货提醒软件期货提醒软件ommended
Collection name: Tektites
DIMENSIONS: G WEIGHT-302.2 G
Recommended Area: domestic-overseas
Glassy meteorite is translucent vitreous body, have weak magnetism, color is blackish Green, green, light green, Brown, Brown, Dark Brown, still have rare vermilion. 2.6 to 3.0. The glass meteorite was formed at high altitude, high temperature, high pressure and high speed, so it has obvious forming characteristics: high purity inside, no impurity, full of dense small air bubbles, outside melting shell, melting shell on the flow pattern Large air marks are sometimes produced on the outside and beneath the molten crust.
Because glass meteorites are liquid in the process of falling, they will be decomposed into smaller mass bodies at high speed, so there is no glass meteorites of great mass objectively, but it may be larger mass bodies when falling with the parent rock.
Glassy meteorites are the product of the cooling liquid that melted during the descent of some type of stony meteorite. Glass Meteorites Mother Stone for Light Green and black two, therefore, glass meteorites landing are with the mother stone together.
China's meteorite collection began in the early 1990s and has been booming in recent years. Because of the great economic value of meteorite itself, the cost of buying meteorite is expensive and the hard process of buying meteorite leads to the "unwilling to be made public" of meteorite trading. In the 1990s, meteorites were relatively cheap, and the difficulty for Tibetans was that they were little known or treated like ordinary rocks.
In the last decade, with the increasing popularity of meteorite knowledge, want to collect more and more rare goods, sometimes even higher than international prices. Many museums and research institutions in the world are also very interested in meteorites, and have been devoted to the study of their stars and times, further promoting the economic value of meteorites. Oh, Shit
This glass meteorite oval-shaped, black, covered with caves, very rare, with high scientific research value and collection of investment value. Oh, Shit。
This collection is now stored in "Sichuan Mingdetang Auction Co. ,
Ltd. " collection details map, collection details and details of the
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Bearer: Miss Zhao