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It also contains the oldest material in the solar system as well as diamonds. The author devotes five pages to Allende and the text contains multiple photographs of this stone throughout the book.Few specimens have been recovered in recent years due to the extensive initial field collecting and subsequent thorough combing of the area by local inhabitants for sale to collectors. Among the other many interesting aspects of Allende, unmanned probes have indicated that the only formation in the solar system which has the same refractive qualities and weight/mass ratio as Allende is Phobos, one of the moons of Mars!On October 13, 1981, Jim Westcott recognized the specimen as a meteorite and emplored the Shariff to part with it - to which he agreed - on one condition: Westcott had to find a replacement doorstop!Well, after a few hours he was able to locate some broken concrete from a sidewalk in the process of being removed.Patios and rooftops in Allende, Mexico were pelted by a huge rain of stones which more than doubled the then weight of all known CV3 material .O Richard Norton called Allende one of the two great falls of the 20th Century.An additionally interesting characteristic of this meteorite in the broken- off fusion crust on the edges of typical specimens.One source told me this is due to "spaulation", a process wherein the individuals battered against one another after the explosion of the main mass and final fusion crusting process but before hitting the ground.
One specimen only /g 11.3g = 67.80 - SOLD OUT- September 9, 1961 (CM2 Ungr) Grayson County, TX TKW: 284g Struck Building At PM a detonating fireball was witnessed passing northward just east of the Dallas- Fort Worth area and terminated, striking a building near Bells, Grayson County. exists: Lake Tagish (See report below photo and prices) All these specimens are Fragments (no whole stones were reported) They all appear to be from those first found and NOT from theportion that was picked up after the storm which shortly followed the fall: Adrian J.
Fragmental olivines and pyroxenes are common and, based on compositional data, appear to have been derived from chondrules as a result of extensive brecciation.
The fine-grained mineralogy of matrix in Bells differs considerably from other CM chondrites and has closer affinities to matrix in CI chondrites.
It has been dated at 4.5 billion years, which makes it older than the Earth itself." (Note: This report misidentifies the typology as a carbonaceous chondrite - Barwell is actually an L6) - nice frags available: .116g = SOLD .186g = SOLD .267g = SOLD .315g = SOLD .330g = SOLD .507g = SOLD #1 = -Rio Negro, Uruguay, 1994 One mass of 80 Kg was found & recovered by Edwin Thompson. /g 350g = 3,500- (H5) Found Oklahoma, about 1938. This is one of those now famous stories: Beaver was a single mass stone which a farmer struck with his plow eight consevutive years in a row, before digging it up and taking it into his house.
Shortly after its release, unscrupulous dealersbegan to sell Campo slices as Baygorria, as they are both IAB Irons and cannot be destinguished from one another apart from a Certificate Of Authenticity, which I provide. The Shariff, upon seeing the rock, hefted it, admiring its weight and borrowed it to use as a doorstop in the county jail (stones are non-existant in the panhandle of Oklahoma, so, this rock was a welcomed asset).
As reported by the BBC: " On Christmas Eve 1965, a very strange event occurred in the Leicestershire village of Barwell...