Geological Knowledge Entry
Structured scientific knowledge about geological data, references, and research.
QAPF (Streckeisen) diagram template for Excel
Published: 2022Type: software
Persistent URL: https://w3id.org/egdi/reference/123
Authors
- Heinz-G. Stosch,
How to cite
Abstract
The template will plot modal compositional data of igneous rocks into QAPF and triangular diagrams, including diagrams for mafic and ultramafic rocks, according to the USGS nomenclature. The sample data can be arranged in up to 10 groups that will be displayed with different symbols/colours in the diagrams.