Isotopes and Tracers part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Thomas Meixner, The University of Arizona
This assignment offers students several problems that help them understand the basic of mixing models and their use in understanding the controls on water quality in the environment. The purpose of the assignment ...

Capabilities and Limitations of Geochemical Instruments part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Carmen Nezat, Eastern Washington University
The purpose of this exercise is to understand the capability and limitations of several instruments (AA, ICP-OES, ICP-MS) used for geochemical analysis. Students compare and contrast the cost, detection limits, ...

Environmental Geochemistry poster project part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Jodi Ryder, Central Michigan University
This is an independent case study project completed in pairs. The students should investigate an example of natural geochemistry and then use a poster format to share their findings with the class.

Isotopes in the Hydrogeologic System part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Laura Ruhl, University of Arkansas at Little Rock
The students will use activities to understand atomic mass and isotopes and stable isotopic fractionation in the hydrologic system.

Analysis of Hydrochemical Data part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Joseph Asante, Tennessee Technological University
In this activity students examine groundwater flow path based on hydraulic head data/ potentiometric surface and spatial variation of groundwater chemistry. Students analyze the data using AquaChem and Phreeqc ...

Sedimentation Rates from Pb-210 data part of Hydrogeology:Hydrogeology, Soils, Geochemistry 2013:Activities
Steven Petsch, University of Massachusetts-Amherst
In this exercise, students use a data table of depth, porosity, Pb-210 activity, CaCO3 concentration, 14C age and d13C values to calculate mass accumulation rates, linear sedimentation rates, CaCO3 dissolution and ...

Copper Extraction Demonstration Tutorial part of Starting Point-Teaching Entry Level Geoscience:Interactive Lecture Demonstrations:Examples
Summary This demonstration uses sulfuric acid and crushed copper ore (malachite) to produce a solution of copper sulfate and carbonic acid in a beaker. When a freshly sanded nail is dropped into the copper sulfate ...

Crystallization-Differentiation of Basaltic Magma part of Geochemistry:Activities
Kent Ratajeski, Calvin University
In this exercise, students use geochemical data from volcanic glasses and minerals in lavas and drill cores from the solidified Kilauea Iki lava lake to learn about the petrologic processes related to the eruption ...

Introduction to Equilibrium Thermodynamics: Salt Dissolution part of Geochemistry:Activities
Andrew Knudsen, Lawrence University;
Students dissolve simple salts, halite and sylvite, in water at different temperatures and explore the thermodynamics of this simple system to build a foundation for further studies.

Major Element Fractionation During Differentiation part of Petrology:Teaching Examples
, Illinois State University
This problem set introduces some of the more advanced uses of Excel to not only calculate how the chemistry of a magma changes with crystallization but also to see how the liquidus assemblage can drastically change ...