Granite Rock Sample - Polished Slab with Visible Mineral Grains #3583276 (License: Personal Use)

This specimen displays a classic igneous granite texture, with a top surface polished to highlight its mineral composition: potassium feldspar (reddish-orange), plagioclase (white-gray), quartz (translucent gray), and dark mafic minerals like biotite or hornblende. The lower, unpolished portion shows the natural rough fracture surface, emphasizing the rock’s crystalline structure and heterogeneity.

Used in educational geology resources, museum exhibits, construction material guides, and stone supplier catalogs; serves users seeking to identify granite types, understand igneous rock formation, or select natural stone for countertops and architecture.