Dataset: <b>Precise and accurate Ga isotope analysis of solution standards and geological reference materials by MC-ICP-MS</b>

<b>Table 1 </b>Elution scheme for separation of Ga from matrices in geological samples.<b>Table 2 </b>Operating parameters of the MC-ICP-MS (Neptune plus) during Ga isotope measurements.<b>Table 3 </b>Test of influences of matrix elements, acid molarity and concentration mismatch on Ga isotope analysis.<b>Table 4 </b>Gallium isotope compositions of geological reference materials reported in this study and literature.