Major and minor-element oxides were determined at ALS Chemex by X-ray fluorescence (XRF) spectrometry following a lithium borate fusion (LBM-XRF). Trace-element values for Cr, Nb, Ni, Rb, Sr, Y, and Zr were determined for mafic rocks by XRF on a pressed pellet. Trace-element values for Ba, Nb, Rb, Sr, Th, U, Y, and Zr were determined for felsic rocks by XRF on a pressed pellet.