Figure 2
From: Material aspects of sintering of EAC-1A lunar regolith simulant

XRD patterns of as-received EAC-1A (bottom), the unsieved/moist powder sintered at 1120 °C (middle), and the unsieved/dry powder sintered at 1120 °C (top). Major peaks are labelled: B, biotite; A, diopside/augite; P, plagioclase; F, forsterite; An, analcime; ?, unidentified mineral(s)-likely clay mineral(s) and/or zeolite.