Figure F62. Complexly zoned, altered glass fragment rimmed by brown smectite with zeolite in the center in Sample 192-1184A-16R-CC, 7-10 cm. Smectite at the interface with zeolite shows a bulbous habit (field of view = 1.4 mm; plane-polarized light; photomicrograph ID# 1184A

Figure F62. Complexly zoned, altered glass fragment rimmed by brown smectite with zeolite in the center in Sample 192-1184A-16R-CC, 7-10 cm. Smectite at the interface with zeolite shows a bulbous habit (field of view = 1.4 mm; plane-polarized light; photomicrograph ID# 1184A_093).