Requesting Samples from the Repository

To request samples from cores archived in our repository, the Sample Request Form must be filled out and the corresponding Sample Request Spreadsheet (XLS, 16KB) must be emailed to

Core Processing Form

If you are visiting the CSD Facility to process your own cores, or are sending cores for processing by the CSD Facility staff, please fill out both the Core Processing Form and email the Metadata Spreadsheet (XLS, 20KB) to

Analytical Requests

If analytical work is needed, the Analysis Request Form must be filled out and the corresponding Analysis Request Spreadsheet (XLS, 29KB) must be emailed to

Purchase Requests

New users who have not previously worked with the CSD Facility must first fill out the CSD Facility Customer Form before purchasing equipment or supplies.

Scanning Electron Microscope (SEM) Requests

Researchers can request training on the SEM by completing the SEM Form

X-ray fluorescence (XRF) Requests

Researchers who want to scan cores on the CSD Facility XRF (located at the LLO in Duluth) without initial core processing will need to complete the XRF Form

Rental Equipment

To rent field equipment from the CSD Facility please fill out our Equipment Rental Form and contact Ryan O'Grady (612-301-8288, for more information about rental equipment and scheduling.


Proper metadata is necessary for the continuation of our facility and is pursuant to the CSD Facility Policies. Contact Anders Noren or Kristina Brady Shannon directly with any additional questions about the process.