Figure F20. Photomicrograph showing interlocking texture in a serpentinized harzburgite with early chrysotile + magnetite veins (northwest–southeast) cut by later chrysotile veins (northeast–southwest) and talc + pyrite veins (northeast–southwest). Talc is present at bottom right of the image (Sample 209-1268A-15R-3, 135–137 cm) (cross-polarized light: blue + gray filters; field of view = 1.4 mm; image 1268A_055).