Previous investigations of plutons in Sumatra were focused on age dating with minimum geochemistry composition analysis. The purpose of this study is to define the geochemistry classification of the intrusions in central Sumatra on describing the emplacement mechanism associated with Southeast Asia tectonics. The rocks composed of quartz. K-feldspar. https://www.bekindtopets.com/limited-offer-Sac-Mira-Grand-Cru-on-sale/