Geochemical Signature of Magmatic-Hydrothermal Fluids Exsolved from the Beauvoir Rare-Metal Granite (Massif Central, France): Insights from LA-ICPMS Analysis of Primary Fluid Inclusions

Figure 7

Ternary diagrams CO₂-CH₄-N₂ showing the gas compositions of fluid inclusions from the Beauvoir granite (a) and the La Bosse stockwork (b) determined by Raman spectrometry. Representative Raman data of the different fluid inclusions analysed are given in Table 1.

(a) Beauvoir granite

(b) La Bosse stockwork