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Department of Mineral Sciences

Izalco Volcano
  • Roy S. Clarke, Jr.
  • Research Chemist Emeritus; Division of Meteorites
  • Phone:   (202) 633-1789
  • Fax:   (202) 357-2476
  • E-mail Address:   clarker atsiedu
  • Mailing Address:
    Smithsonian Institution
    PO Box 37012, MRC 119
    Washington, DC 20013-7012
  • Shipping Address:
    Smithsonian Institution
    National Museum of Natural History
    10th & Constitution NW
    Washington, DC 20560-0119


Ph.D. George Washington University (1976)

Research Interests

Chemical and mineralogical relationships in metallic meteorites; role of phosphorus in the development of iron meteorite structures; history of meteoritics at the Smithsonian.

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