Pyroxenes have the general formula XY (Si,Al)2O6, [1] where X represents ions of calcium (Ca), sodium (Na), iron (Fe (II)) or magnesium (Mg) and more rarely zinc, manganese or lithium, …

辉石（pyroxene，augite）是一种常见的硅酸盐造岩矿物，广泛存在于火成岩和变质岩中，由硅氧分子链组成主要构架。 辉石主要分布在基性—超基性岩浆岩和变质岩中，晶型为短柱状，柱 …

pyroxene, any of a group of important rock-forming silicate minerals of variable composition, among which calcium-, magnesium-, and iron-rich varieties predominate. Pyroxenes are the …

2023年4月23日 · Pyroxene is a set of essential rock-forming inosilicate minerals discovered in many igneous and metamorphic rocks. Pyroxenes have the general components is XY …

An important rock-forming mineral of igneous and metamorphic rocks, pyroxene is not a specific mineral, but an informal name used for a number of group of related minerals.

Pyroxene was originally what might now be called "augite", but the name has been raised as a group name of structurally and chemically similar minerals. A large group of inosilicate (chain …

Pyroxene is the name of a group of dark-colored rock-forming minerals found in igneous and metamorphic rocks throughout the world. They form under conditions of high temperature …

Pyroxenes occur in basic igneous rocks and some metamorphic rocks, and have colours ranging from white to dark green or black. They may be monoclinic (clinopyroxenes) or orthorhombic …

Pyroxene refers to an aluminous clinoferrosilite mineral found in high-silica paralava, characterized by inclined extinction and commonly found in CM complexes. You might find …

Pyroxenes are chain silicates with general formula XYSi 2 O 6. Their structure consists of (Si,Al)O 4 tetrahedrons linked on opposite vertices to form infinite chains parallel to the long c-axis of …