Species / Silicates / #0030
Aegirine-augite
Silicates monoclinic #0030
Aegirine-augite is a mineral species described as pyroxene mineral, compositions ranging from (aegirine 80% - wollastonite 20%) to (aegirine 20% - wollastonite 80%). It is classified under the Nickel-Strunz scheme and its reference data is listed below.
| Formula | (Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆ |
| Strunz code | 9.DA.20 |
| Class | Silicates |
| Crystal system | monoclinic |
| Type locality | — |
| Named after | aegirine |
| Streak | — |
Composition
Composition varies — this species has no single resolved formula.
Physical
Mohs
Density
g/cm³