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small granule (of e

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Generally, chondrules are made up of minerals rich in silicon, but the chondrules we found in this meteorite are completely different in that they are composed of sulfide minerals," she explained.
The new discovery is that the so-called chondrules were formed during the first three million years of the solar system's development as well.
Members of the subclass of stony meteorites known as achondrites are completely devoid of chondrules.
Benton reveals a sequence of events that reflect a complex history: (1) chondrule formation and initial assembly; (2) brecciation; (3) thermal metamorphism and (4) shock veining.
Chondrules themselves formed through quick melting events in the dusty gas cloud -- the solar nebula -- that surrounded the young sun.
This technique enabled the researchers to study the orientation and position of individual micrometre-sized grain particles that had coalesced around the chondrule.
With their high precision measurements, they are able to date formation times for chondrules very precisely," he said.
The overwhelming majority of chondrites contain spherical structures called chondrules (from the Greek word for "grain") and are thought to have formed around dust remnants from the primordial solar nebula that underwent heating and formed the earliest structures of our solar system.
Inclusions and chondrules formed independently of meteorites and were later incorporated into them.
The early family tree of our solar system's rocky planets features tiny glassy spheres called chondrules, found today inside ancient meteorites.
In the equivalent of nine pages, you get a fast-forward account of how the solar system came to be, and in the process you are introduced to such terms as refractory inclusions, chondrules, and devolatilized.
Basaltic achondrites lack the rounded particles, or chondrules, found inside most stony meteorites.
Scientists frequently find chondrules embedded in particles of interplanetary dust.
King at the University of Houston, scientists have been arguing over the origin of chondrules for two centuries.
Chondrites consist in large part of small igneous spheroids called chondrules (seen at lower left).