| Gejiu tin district (unspecified origin) China | −19.5 ‰ | | 1 | tourmaline from a quartz-tourmaline vein in skarn near the granite | Jiang (2001), Boron isotope geochemistry of hydrothermal ore deposits in China: a prelimi… |
| Gejiu tin district (unspecified origin) China | −14.9 ± 0.5 ‰ | −15.8 / −14.1 ‰ | 10 | late-magmatic disseminated tourmaline of biotite granites | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −15.6 ± 0.3 ‰ | −16 / −15 ‰ | 17 | hydrothermal tourmaline of quartz veins in the granites | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −15.3 ± 0.4 ‰ | −15.9 / −14.6 ‰ | 17 | tourmaline of fluorite-quartz veins in greisen (IIIa-1) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −15 ± 0.4 ‰ | −15.7 / −14.5 ‰ | 7 | blue tourmaline veinlets replacing IIIa-1 (IIIa-2) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −14.8 ± 0.1 ‰ | −15 / −14.6 ‰ | 6 | tourmaline of Sn-bearing fluorite-quartz veins (IIIb-1) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −16 ± 0.9 ‰ | −17.8 / −15 ‰ | 18 | tourmaline coexisting with cassiterite (IIIb-2) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −14.4 ± 0.6 ‰ | −15 / −13.7 ‰ | 9 | tourmaline of sulphide-calcite veins in proximal skarn (IVa) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −14.9 ± 0.2 ‰ | −15 / −14.6 ‰ | 6 | tourmaline of sulphide-calcite veins in proximal skarn (IVb) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Gejiu tin district (unspecified origin) China | −15.6 ± 0.2 ‰ | −15.8 / −15.3 ‰ | 6 | tourmaline of sulphide-calcite veins in proximal skarn (IVc) | Guo et al. (2022), Chemical and boron isotopic variations of tourmaline deciphering magma… |
| Lame (Lamo, Dachang ore field) China | −15.5 ± 1 ‰ | −16.4 / −14.5 ‰ | 3 | tourmaline from quartz-tourmaline veins related to the Longxianggai granite | Jiang (2001), Boron isotope geochemistry of hydrothermal ore deposits in China: a prelimi… |
| Lame (Lamo, Dachang ore field) China | −13.6 ± 1 ‰ | −15.1 / −11.2 ‰ | 20 | disseminated tourmaline of the Longxianggai granite (Tur-M1) | Zhao et al. (2021), Chemical and boron isotopic compositions of tourmaline at the Dachang… |
| Lame (Lamo, Dachang ore field) China | −14.8 ± 0.95 ‰ | −16.5 / −12.1 ‰ | 45 | tourmaline of Longxianggai granite pegmatites (Tur-M2) | Zhao et al. (2021), Chemical and boron isotopic compositions of tourmaline at the Dachang… |
| Lame (Lamo, Dachang ore field) China | −14.7 ‰ | −15.7 / −14 ‰ | | tourmaline of quartz-tourmaline veins in the Longxianggai granite (Tur-M3) | Zhao et al. (2021), Chemical and boron isotopic compositions of tourmaline at the Dachang… |
| Lame (Lamo, Dachang ore field) China | | −15.9 / −14.6 ‰ | | tourmaline of the Lame skarn (Tur-L) | Zhao et al. (2021), Chemical and boron isotopic compositions of tourmaline at the Dachang… |
| Lame (Lamo, Dachang ore field) China | | −16.4 / −14.1 ‰ | | tourmaline of the Lame sulphide ores (Tur-L) | Zhao et al. (2021), Chemical and boron isotopic compositions of tourmaline at the Dachang… |