SAO Special Report · 1970 · 65 citations · 0 references
Natural SciencesEarth SciencesGeologyMineralogyPetrologyPlanetary GeologyLunar GeologyMineral ClassificationPetrographyPlanetary MineralogyPlanetary PetrologyRock TexturesLunar BrecciasLunar GeochemistryLunar MineralogyLunar PetrologyLunar Stratigraphy
Skin aging may be reflected in the size of granular and prickle cells and dermal papillae, and the extent varies in each sun-exposed or sun-protected skin site.