from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A white variety of olivine that is mostly magnesium silicate Mg2SiO4.

from The Century Dictionary and Cyclopedia

  • n. A crystallized mineral which occurs at Vesuvius accompanied by pleonaste and pyroxene.


Sorry, no etymologies found.


  • It was the crew of Apollo 15 who first found green olivine - specifically, a magnesium-rich variety that goes by the name forsterite, which is also the kind that was spotted by Spitzer. Top Stories

  • The resulting magnesium silicate recrystallizes to form forsterite and silica in the temperature range 800-850° C, as an exothermic process.

    Geology of asbestos

  • The existence of forsterite in a star like HOPS-68 is not entirely without precedent; the crystals have been found in the vicinity of young stars before, but never so high up - and never behaving like rain before. Top Stories

  • But that's not a problem if the forsterite wasn't created there at all. Top Stories

  • As they cool off, they transform into forsterite, a type of silicate crystal often found in comets in our solar system.

    Image Gallery


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