Quartz alkali feldspar (trachyte)
Alkali feldspar trachytic rock that contains and between 5 and 20 percent quartz mineral in the QAPF fraction. QAPF field 6*.
LeMaitre et al. 2002
Parents: Alkali feldspar trachytic rock (9)
[Description taken from GeoSciML SimpleLithology201012.rdf]
Category: Analysed material
The different kinds of sample material collected in the field have been classified hierarchically. Examples: “till”, “soil”, “vegetation”. Taken from the “Sample_Types_SHARED” database table.
- Date modified: