External Resources

Publications which are Open Access have been indicated below by an OA. Those without an OA may have a handful of Open Access articles available, but for the most part require institutional login credentials or a purchase to access.
All of the databases and videos listed below are free to access.

Geosciences

 

Mindat - classification information for minerals, rocks, & meteorites

  • physical & chemical properties
  • optical & crystallographic data
  • x-ray powder diffraction data
  • type occurrence & localities
  • synonyms
  • varieties
  • common associates & related minerals
  • references & links
  • photographs

 

Optical Mineralogy by Prof. Dexter Perkins

  • thin section photographs of common minerals
  • minerals properties & features under polarized light

 

rockPTX by Dr. Frank Mazdab

  • tabulated mineral chemistry data for silicates
  • thin section photographs & videos of silicates
  • optical mineralogy tutorials
  • 'how to' guides

 

RRUFF Project - minerals

  • Raman & X-ray diffraction spectra
  • chemistry data

 

WURM Project - computed physical properties of minerals

  • crystal structure
  • dielectric properties
  • Raman & infrared spectra

 

EarthChem Portal 

  • "the one-stop-shop for geochemical data [in US] federated databases including:"
    • PetDB
    • SedDB
    • NAVDAT
    • MetPetDB
    • the USGS National Geochemical Database
    • GEOROC
    • GANSEKI

 

Crystallography Databases

Software

 

Crystalographic Models