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<front>
<journal-meta>
<journal-id journal-id-type="publisher">ISPRS-Annals</journal-id>
<journal-title-group>
<journal-title>ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences</journal-title>
<abbrev-journal-title abbrev-type="publisher">ISPRS-Annals</abbrev-journal-title>
<abbrev-journal-title abbrev-type="nlm-ta">ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci.</abbrev-journal-title>
</journal-title-group>
<issn pub-type="epub">2194-9050</issn>
<publisher><publisher-name>Copernicus Publications</publisher-name>
<publisher-loc>Göttingen, Germany</publisher-loc>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.5194/isprs-annals-X-4-W8-2025-419-2026</article-id>
<title-group>
<article-title>Transferability of ASTER-Derived Spectral Signatures for Lithium Mineral Exploration: From Clayton Valley (USA) to Qahavand Playa (Iran)</article-title>
</title-group>
<contrib-group><contrib contrib-type="author" xlink:type="simple"><name name-style="western"><surname>Karimzadeh</surname>
<given-names>Sogand</given-names>
</name>
<xref ref-type="aff" rid="aff1">
<sup>1</sup>
</xref>
</contrib>
</contrib-group><aff id="aff1">
<label>1</label>
<addr-line>Critical Minerals and Extractive Metallurgy Group, Department of Advanced Materials and New Technologies, Iranian Research Organization for Science and Technology (IROST), Tehran, Iran</addr-line>
</aff>
<pub-date pub-type="epub">
<day>29</day>
<month>05</month>
<year>2026</year>
</pub-date>
<volume>X-4/W8-2025</volume>
<fpage>419</fpage>
<lpage>425</lpage>
<permissions>
<copyright-statement>Copyright: &#x000a9; 2026 Sogand Karimzadeh</copyright-statement>
<copyright-year>2026</copyright-year>
<license license-type="open-access">
<license-p>This work is licensed under the Creative Commons Attribution 4.0 International License. To view a copy of this licence, visit <ext-link ext-link-type="uri"  xlink:href="https://creativecommons.org/licenses/by/4.0/">https://creativecommons.org/licenses/by/4.0/</ext-link></license-p>
</license>
</permissions>
<self-uri xlink:href="https://isprs-annals.copernicus.org/articles/X-4-W8-2025/419/2026/isprs-annals-X-4-W8-2025-419-2026.html">This article is available from https://isprs-annals.copernicus.org/articles/X-4-W8-2025/419/2026/isprs-annals-X-4-W8-2025-419-2026.html</self-uri>
<self-uri xlink:href="https://isprs-annals.copernicus.org/articles/X-4-W8-2025/419/2026/isprs-annals-X-4-W8-2025-419-2026.pdf">The full text article is available as a PDF file from https://isprs-annals.copernicus.org/articles/X-4-W8-2025/419/2026/isprs-annals-X-4-W8-2025-419-2026.pdf</self-uri>
<abstract>
<p>This paper presents a novel approach for identifying lithium bearing minerals in Qahavand Playa, Iran, using ASTER satellite imagery. The method utilizes reference spectra extracted from Clayton Valley Playas in the United States, a well-known lithium rich area, as input for mineral detection. Image processing was performed using Matched Filtering (MF) method to map potential lithium bearing regions in Qahavand Playa. Results from this remote sensing approach demonstrate strong correlation (R&lt;sup&gt;2&lt;/sup&gt;= 0.94) with field verification and geochemical analysis, confirming the effectiveness of using reference spectra from established lithium deposits for identifying similar mineralogical signatures in unexplored areas. This study highlights the importance of remote sensing techniques in exploration of strategic mineral resources such as lithium, which is essential for electric vehicle batteries and energy storage systems.&amp;nbsp;&lt;br /&gt;Overall, the results demonstrate the potential of cross regional spectral transfer as a powerful tool for guiding targeted mineral exploration in unexplored playa environments.</p>
</abstract>
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