The area is an open brush-covered plain that has little water and no other rocks--very good country in which to locate meteorites. Structure of the Campo del Cielo. The Campo del Cielo is described as a polycrystalline coarse octahedrite. At 3 mm the Widmanstatten bands are thicker than those at Canyon Diablo or Odessa, but still thin enough to have the same coarse octahedrite classification.
The mass was composed of large austenite crystals from 5 to 50 cm in size. On break-up the fragments were cold worked like those at Sikhote-Alin and Gibeon. It has been hypothesized that the original body was tabular in shape and broke up on entry into the atmosphere.Chemistry of the Campo del Cielo The Campo del Cielo is classified in Group I, , 6.68% Ni, 0.43% Co, 0.25% P, 87 ppm Ga, 407 ppm Ge, 3.6 ppm Ir. Of course, almost all of the remaining portion of the meteorite is iron.
The important minerals are: · Kamacite--this iron nickel alloy makes about 90 percent of specimens in finger size and width crystals. · Taenite and plessite, the other iron-nickel alloy constituents are found at grain boundaries.
· Troilite is found aggregates with graphite and silicates. 21.5+ POUNDS VERY INEXPENSIVE LARGE METEORITE. VERY LOW PRICE FOR THIS MED GRADE CAMPO METEORITE. This is a must see meteorite!!!! TERRIFIC METEORITE FOR THE PRICE!!ORIGIN: NORTHERN ARGENTINA /FIRST FIND IN 1576 AD. ENJOY THIS PIECE OF OUTER SPACE! VERY FEW OTHERS WILL HAVE ONE TO MATCH! Certificate of authenticity and statement of history and chemical composition are furnished with every meteorite i sell. INTERNATIONAL CUSTOMERS MAY HAVE TO PAY A DUTY UPON RECEIPT OF THIS ITEM. AMOUNT WILL VARY BY INDIVIDUAL COUNTRY. PLEASE DO NOT ASK US TO CHANGE ANY VALUES. CAMPO DEL CIELO METEORITE A GRADE! INEXPENSIVE" is in sale since Monday, March 2, 2020. This item is in the category "Collectibles\Rocks, Fossils & Minerals\Meteorites & Tektites". The seller is "jlacroix1" and is located in Malone, New York.
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