Fig. 1. Trapiche aquamarine sample

Fig. 2. Raman spectra of Trapiche aquamarine sample

Fig. 3. Mid-infrared spectrum (fingerprint area) of Trapiche aquamarine sample

Fig. 4. Mid-infrared spectrum (functional group area) of Trapiche aquamarine sample

Fig. 5. Near-infrared spectrum of Trapiche aquamarine sample

Fig. 6. UV-Vis spectra of Trapiche aquamarine sample

Fig. 7. Test points for component analysis. (a)Test points of XRF; (b)test points of LA-ICP-MS

Fig. 8. Microscopic feature of Trapiche aquamarine sample. (a) Macroscopic feature; (b) arm composed of directional flocculent inclusion; (c) ladder caused by parallel connection; (d) empty layer formed by parallel connection; (e) parallel growth trace; (f) a large number of gas-liquid inclusions

Fig. 9. Growth structure of Trapiche aquamarine^[11]. (a) Composition of Trapiche structure; (b) sketch map of development of plane net perpendicular to C-axis direction