Basalt Rock Specimen - Natural Geological Sample for Study & Display #3905194 (License: Personal Use)

This irregularly shaped basalt rock displays a coarse-grained texture with visible phenocrysts and linear mineral veins, likely amphibole or plagioclase. Its surface shows signs of physical weathering, including exfoliation and minor oxidation staining, suggesting exposure to environmental elements. The specimen is well-suited for academic demonstration or museum curation.

Used in educational settings (e.g., geology labs, school science kits), museum exhibits, or online rock identification guides; targets users seeking authentic mineral samples for study, teaching, or hobbyist collection.