Department of Earth Sciences
Newton Horace Winchell School of Earth Sciences

Geochemical Lab




Analytical Geochemistry Lab Rates

effective 8/1/2017


Liquid samples must be homogenous or sample digestion fees apply (see Sample digestion). The lab does not accept organic solvents for analysis.

Ion chromatography, 2 runs/sample

Anion suite 1: Fluoride, Chloride, Nitrite, Bromide, Nitrate, Sulfate, Phosphate.  $32 UMN, $50 external

Add Oxalate, Thiosulfate. Special handling required.  +$8 


ICP-OES, 3 runs/sample:

Freshwater suite: Al, Ba, Ca, Fe, K, Li, Mg, Mn, Na, P, Si, Sr.  $32 UMN, $50 external

Seawater suite: Al, Ba, Ca, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Na, Ni, Si, Sr, Zn.  $32 UMN, $50 external

Rock majors suite: Al, Ba, Ca, Fe, K, Mg, Mn, Na, P. Si, Sr, Ti, Zr, Cr, Co, Ni, Cu, Zn, Sn.  $32 UMN, $50 external

Additional elements or custom suites:  $30/element


ICP-MS, 3 runs/sample:

Transition metals suite: Fe, V, Cr, Mn, Co, Ni, Cu, Zn.  $32 UMN, $50 external

Water trace suite 1 w/ REE's: Al, Sc, Mn, Fe, Co, Ni, Cu, Ga, Ge, As, Se, Rb, Y, Ag, Cd, Cs, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Tl, Pb, Th, U.  $32 UMN, $50 external

Water Trace Suite 2 w/ trace HF: B, Si, P, Ge, Kr, Sr, Nb, Mo, Ru, Rh, Pd, In, Sb, Te, Ta, W, Re, Ir, Pt, Au. $32 UMN, $50 external

Isotope ratio determination:  $32 UMN, $50 external

Standard addition method (for complicated matrices including rocks, soils, and plants):  $64 UMN, $100 external

Additional elements or custom suites:  $30/element

Sample digestion (solids must be <150 micron powder)  $20 UMN, $30 external



To request analyses please e-mail including:
- Name
- Department
- Address 
- EFS string (UMN) or contact for invoicing (external) 
- Description of samples including hazards
- Number of samples
- Desired analyses


Elizabeth Lundstrom
Department of Earth Sciences