Laserfiche WebLink
T-4518 53 <br />Figure 32. Photomicrographs of pyrite textures. a) Coarse, euhedral pyrite (p) with <br />coarse-grained quartz (q); sample AP-1-32. Reflected light, uncrossed polars; field of <br />view is 1.0 mm by 1.4 mm. 6) Replacement of pyrite by later galena and chalcopyrite; <br />sample CP-3-24B. Reflected light, uncrossed polars; field of view is 0.2 mm by 0.3 mm. <br />c) Advanced replacement of pyrite by sphalerite (s), galena (g), and chalcopyrite (c); <br />sample CP-3-24B. Reflected light, uncrossed polars; field of view is 0.5 mm by 0.7 mm. <br />