Asteroid Belt - Classic Riker Box Specimens
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Asteroid Belt - Classic Riker Box Specimens
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Crafted here at Mini Museum, this specimen is an incredible piece of the Asteroid Belt that you can add to your meteorite collection!
Between the orbits of Mars and Jupiter lies a ring of rocky objects known as the Asteroid Belt, with pieces ranging in size from dust particles to the dwarf planet Ceres. This rocky material was created during the formation of our solar system, so when a meteorite from the Asteroid Belt falls to Earth, we can learn much about how our little piece of the universe came to be.
This specimen is a mixture of different classes of meteorites (howardite, eucrite, diogenite) from a large impact basin in the southern hemisphere of Vesta, the second-largest object in the Asteroid Belt. This material is set into a resin disk in the shape of the Asteroid Belt where it originates.
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๐ธ THE ASTEROID BELT SPECIMEN
A Mini Museum Exclusive!
As noted above, this resin disk contains real meteorite fragments. Made right here at Mini Museum, the Asteroid Belt disk contains a mixture of several meteorites:
Eucritesย "Millbillillie", NWA 10166, and NWA 669
Diogenitesย "Tatahouine", NWA 7831, and NWA 5784
Howardites "Johnstown", NWA 1929, and NWA 10262
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๐ธ Various stages of production for the Asteroid Belt discs
Handcrafting Asteroid Belt Discs
The process for making this specimen involves numerous stages of reduction, turning nickel-iron and stone into very small fragments. With this material, we create individual disks, or "mini asteroid belts," which we then seal in resin and polish right here in our shop.
The resultย is a unique specimen for each and every person with fragments of asteroids that date to the earliest age of the solar system. Each resin disk comes protected in a gem jar and riker display case, along with a small informational card that serves as statement of authenticity.
More meteorite specimens can be found below!
Asteroid Belt Solar System Bracelet
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Asteroid Belt Solar System Bracelet
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More About the Asteroid Belt
"They resemble small stars so much as hardly to be distinguished from them. From this, their asteroidal appearance, if I take my name, and call them Asteroids."ย ~ William Herschel after making observations of Ceres and Pallas in 1802
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๐ธ Meteorites used in the Asteroid Belt specimen and a geological map of Vesta
Terrestrial or rocky planets, such as Earth, form through a process of accretion in which small bodies collide and coalesce into increasingly larger forms. At 1km in diameter, the bodies possess enough mass that they begin to attract one another, eventually forming planets.
Early theories about the Asteroid Belt suggested there was once a planet that was destroyed by a massive collision, but more recent calculations indicate that the gravitational influence of Jupiter made this impossible from the very start.
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Astronomers have determined that much of the mass needed to form a planet in the Asteroid Belt was ejected by early interactions with Jupiter. The remaining large bodies then settled into stable orbits, isolated from each other by mutual gravitational perturbations.
In 1866, Daniel Kirkwood noticed gaps in the Asteroid Belt at locations corresponding to specific fractions of Jupiter's orbit around the Sun. Kirkwood correctly postulated that gravitational perturbations from Jupiter nudge asteroids into unstable orbits, ejecting them from the Belt entirely. Similar forces can be seen at work in the gaps and varied densities of the rings of Saturn.
Further Reading
McSween Jr, Harry Y., et al. "HED meteorites and their relationship to the geology of Vesta and the Dawn mission." The Dawn Mission to Minor Planets 4 Vesta and 1 Ceres. Springer New York, 2012. 141-174.
Morbidelli, Alessandro, et al. "The Dynamical Evolution of the Asteroid Belt." arXiv preprint arXiv:1501.06204 (2015).