Abbreviations for names of rock-forming minerals

摘要: Nearly 30 years have elapsed since Kretz (1983) provided the mineralogical community with a systematized list of abbreviations for rock-forming minerals and mineral components. Its logic simplicity led to broad acceptance among authors editors who were eager adopt widely recognized set symbols save space in text, tables, figures. Few nearly 5000 known species occur nature frequency sufficient earn repeated mention geoscience literature thus qualify designation “rock-forming mineral,” but reasonable selection most common useful likely numbers several hundreds. The original by contained 193 these. We propose an expansion initiated (see next page). Modest expansions revisions made Spear …