Teach the Earth > Petrology > Analytical Geochemical Instrument Registry > Browse Geochemical Instruments > XRF at the X-ray Lab, The College of Wooster

The X-ray Lab

The College of Wooster

Contact Information

Meagen Pollock





Instrument Type


Rigaku ZSX Primus II


Typical Use:

Whole-rock analyses of fused beads and pressed pellets to determine major and trace element composition; large spot-size mapping analysis of polished slabs.

Conditions for Use:

User Fees:

User rates are subject to change at any time; contact lab manager for current rates; $6/sample to cover expendables for combined fused bead and pressed pellet preparation; combined major and trace element analyses cost $35/sample.

Instrument Priorities:

Priority is given on a first-come-first-served basis; an online calendar is maintained on the website; contact lab manager to schedule times.

Remote Use:

It is not possible to operate this instrument from a remote location.

Sample Preparation:

Samples should be powdered prior to preparation; samples may be powdered on-site in The College of Wooster sample prep lab; fused beads are prepared with the Katanax K1 electric fluxer; pressed pellets are prepared with Carver manual press.

Standard Collections/Lab Blanks:

Rigaku MinPak standards are used for calibration; USGS standards have been prepared in The College of Wooster X-ray lab.


Rigaku ZSX software is used to acquire and process the data; includes additional mapping application.

Educational Use:

Support provided by:

Please acknowledge NSF grant EAR-0958928 to Dr. Meagen Pollock.

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