Metagabbro from the Guil Valley, Queyras, Briançon, Hautes-Alpes, France.
by Sophie Graul, Tallinn University of Technology, Tallinn, Estonia and France
Metagabbro from the Guil Valley, Queyras, Briançon, Hautes-Alpes, France.
Association of plagioclase (white with greenish hues), pyroxene, chlorite, actinote and glaucophane.
Some oxides have been observed (mainly magnetite on XRD.
During the retrograde path, chlorite and green amphibole formed due to the breakdown of previously stable minerals.
Category
Location
- Europe (3777)
- Western Europe (766)
- France (179)
- Exact location (6.8430 E, 44.7277 N)
Tags
- alps (101)
- metamorphic rock (33)
- metamorphism (41)
- gabbro (6)
- france (25)
- french alps (2)
- pyroxene (1)
Colours
Image properties
1755 × 940 px;
image/png; 2.8 MB
Taken in
2013
Submitted on 5 June 2024
Licence
Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0)
Credit
Sophie Graul (distributed via imaggeo.egu.eu)
Share
Appreciate
Report