
1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone mineral 5) Gemstone 6) Jewel mineral 7) Jewel 8) Magnesium mineral 9) Mineral gemstone 10) Mineral jewel 11) Orthorhombic mineral 12) Polished jewel 13) Polished mineral 14) Precious gemstone 15) Prized mineral 16) Precious stone 17) Precious gem
Found on
https://www.crosswordclues.com/clue/forsterite

Forsterite (Mg2SiO4) is the magnesium rich end-member of the olivine solid solution series. Forsterite crystallizes in the orthorhombic system (space group Pbnm) with cell parameters a 4.75 Å (0.475 nm), b 10.20 Å (1.020 nm) and c 5.98 Å (0.598 nm). Forsterite is associated with igneous and metamorphic rocks and has also been found in meteorite...
Found on
http://en.wikipedia.org/wiki/Forsterite

(from the article `igneous rock`) ...(anorthite). However, in a case where magma does not have enough silica relative to the magnesium oxide to produce the pyroxene, the magma will ... These minerals are common as green to yellow, glassy crystals in many mafic and ultramafic rocks and are also abundant in chondrite meteorites. ... .....
Found on
http://www.britannica.com/eb/a-z/f/48

A forsterite (peridot) crystal captured in space by NASA's Stardust probe The magnesium-rich end-member of the olivine solid-solution series. It has the chemical formula Mg
2SiO
4 and is named for the German naturalist, Johann Forster. At the other en...
Found on
http://www.daviddarling.info/encyclopedia/F/forsterite.html

The magnesium rich end-member of the olivine solid solution series (Mg2SiO4). Peridot is the gemstone variety of forsterite.
Found on
http://www.scientificpsychic.com/etc/geology-glossary.html

the magnesium end member, MgSiO, of the olivine group.
Found on
https://www.infoplease.com/dictionary/forsterite
No exact match found.