- A granitic stone composed mainly of quartz and mica.
- A highly changed granitic rock containing quartz and mica
- A crystalline stone consisting of quarts and mica, typical within the tin parts of Cornwall and Saxony.
- A rock of the granitic family members, having a crystalline-granular texture, and chiefly composed of quartz and mica.
- a granitic stone composed of quartz and mica
Sentence for "greisen"
- The wall rocks are usually strongly…
Hypernym for "greisen"