Definition of Chondrules. Meaning of Chondrules. Synonyms of Chondrules

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Definition of Chondrules

Chondrule
Chondrule Chon"drule, n. [Dim. from Gr. ? a grain (of wheat or spelt), cartilage.] (Min.) A peculiar rounded granule of some mineral, usually enstatite or chrysolite, found imbedded more or less abundantly in the mass of many meteoric stones, which are hence called chondrites.

Meaning of Chondrules from wikipedia

- 60–80% chondrules, it follows that (excluding dust) most of the meteoritic material that falls on earth is made up of chondrules. Chondrules can range...
- original dust, chondrules, and inclusions from which they formed. Prominent among the components present in chondrites are the enigmatic chondrules, millimetre-sized...
- An achondrite is a stony meteorite that does not contain chondrules. It consists of material similar to terrestrial basalts or plutonic rocks and has been...
- System, chondrules appear to have been crucial for initiating accretion. The tiny m**** of asteroids may be partly due to inefficient chondrule formation...
- olivine crystals occurring in a black matrix, and a possible lack of chondrules. It is thought they have not been heated above 50 °C (122 °F), indicating...
- named for the small, round particles they contain. These particles, or chondrules, are composed mostly of silicate minerals that appear to have been melted...
- contained any chondrules at all. Many CM chondrules are surrounded by either rims of accessory minerals, or haloes of water-altered chondrule material. The...
- ; Krot, A.; Hutcheon, I.; Ulyanov, A. (2002). "Lead isotopic ages of chondrules and calcium-aluminum-rich inclusions". Science. 297 (5587): 1678–1683...
- stony-iron. Some stone meteoroids contain grain-like inclusions known as chondrules and are called chondrites. Stony meteoroids without these features are...
- occurred in other stars before the Solar System formed. Allende contains chondrules and CAIs that are estimated to be 4.567 billion years old, the oldest...