TMI
Tool for Microscopic Identification
online tagged database of sedimentary components in petrographic and reflected light microscope view with tutorials on identification and interpretation.
TMI (Tool for Microscopic Identification) is anAn Artifacts Catalogue of core face photos with descriptions and annotations of coring and drilling disturbance features aids lithologic interpretation was developed in response to multiple project teams' interest. The Catalog is a work in progress but can be viewed in draft form.
More information: TMI website