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Geochemical characterisation of San Andreas Fault damage zone rock at Lake Hughes and Littlerock localities

Publisher
British Geological Survey (BGS)
Updated
28 August 2026
Topic
Not set
Licence
Not set

Summary

Geochemical and petrophysical data acquired on intact and damage zone rock samples for two localities along the San Andreas Fault, Mojave section. Data used in the publication entitled "Chemically altered Pulverized granite along the Mojave section of the SAF shows evidence for large-scale heat transfer by post-seismic fluid flow and fluid overpressure at depth" by F.M Aben et al., in revision at the journal Geochemistry, Geophysics, Geosystems. Rock samples (33 samples at Lake Hughes locality, 27 at Littlerock locality) were analysed for porosity, grain- and bulk density, and chemical composition (XRF analysis). Mineral content was established from point counting on thin sections for 9 samples (Littlerock locality) and 13 samples (Lake Hughes locality). The results of these analyses are presented in this dataset. In addition, the samples were grouped in three categories: intact, damaged, and pulverized. Statistical analysis was performed on the grouped data to identify statistically significant changes between the groups. The statistical analysis results are presented here as well.

Data links

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Citation Information - Digital Object Identifier (DOI) 28/8/2026
Data 28/8/2026

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Additional information

Source Metadata
XML, HTML
Date added
26 August 2026
Harvest GUID
044a2988-c46f-6b00-e063-0937940a68f8
Extent (Latitude)
34.7000° to 34.5000°
Extent (Longitude)
-118.5300° to -118.0000°
Dataset reference date (creation)
2023-08-25
Frequency of update
notApplicable
Access constraints
The copyright of materials derived from the British Geological Survey's work is vested in the Natural Environment Research Council [NERC]. No part of this work may be reproduced or transmitted in any form or by any means, or stored in a retrieval system of any nature, without the prior permission of the copyright holder, via the BGS Intellectual Property Rights Manager. Use by customers of information provided by the BGS, is at the customer's own risk. In view of the disparate sources of information at BGS's disposal, including such material donated to BGS, that BGS accepts in good faith as being accurate, the Natural Environment Research Council (NERC) gives no warranty, expressed or implied, as to the quality or accuracy of the information supplied, or to the information's suitability for any use. NERC/BGS accepts no liability whatever in respect of loss, damage, injury or other occurence however caused.
Responsible party
TNO Applied Geosciences (originator); British Geological Survey (distributor, pointOfContact)
ISO 19139 resource type
dataset
Metadata language
eng

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