Noun
A common name of the yellowish green mineral chrysolite, esp. the variety found in eruptive rocks.
Source: Webster's dictionaryAt about 0.8 mole fraction fayalite, olivine transforms directly to ringwoodite over the pressure range convert. Source: Internet
Compositions of olivine are commonly expressed as molar percentages of forsterite (Fo) and fayalite (Fa) (e. Source: Internet
Chesterman and Lowe, p. 573 Several rock-forming minerals are part of this subclass, such as the aluminosilicates, the olivine group, and the garnet group. Source: Internet
Alkali basalts typically have mineral assemblages that lack orthopyroxene but contain olivine. Source: Internet
Good crystals of augite and olivine are also to be obtained in the ash beds of Vesuvius and of many other volcanoes, ancient and modern. Source: Internet
High pressure polymorphs At the high temperatures and pressures found at depth within the Earth the olivine structure is no longer stable. Source: Internet