Luhr, James, San Juan I, undated

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Abstract

The field notes document the work of James F. Luhr in relation to his volcanology research in San Juan, Nayarit, Mexico. Data contains information on: directions to location, minerals observed, their geological characteristics, color, inclusions, metric measurements, LW, LG, UA (e.g. LW=31). There are drawings of the cross sections of geological structures with the indicators of the specimens with measurements are provided in inches. Sometimes, there can be seen specific mention of samples: quantity, identifier (e.g. 10 NP-2 W,G), note on photography, color, measurements in inches and centimeters. All pages are numbered.

Date Range

1977-1979

Start Date

Jan 11, 1977

End Date

Nov 15, 1979

Access Information

Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.

Topic

  • Geology
  • Volcanology

Place

  • San Juan, Volcan
  • Mexico

Form/Genre

  • Fieldbook record
  • Field notes

Accession #

SIA Acc. 16-255

Collection name

National Museum of Natural History (U.S.), Department of Mineral Sciences, Curatorial Records, 1940-2016

Physical Description

field book

Physical Location

Smithsonian Institution Archives

Sublocation

Box 3 folder 2