WClasses

EARTH 221 - Introductory Geochemistry

Origin, abundance, and geochemistry of elements. Introduction to environmental isotope geochemistry and radiometric dating. Basic aqueous geochemistry: pH, carbonate equilibrium, and common ions in natural waters.

Prerequisites

CHEM123, CHEM125 or level at least 2A Geological Engineering

Corequisites

None

Antirequisites

None

Offerings

Spring 2026 [1265]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4183	0 / 60
TUT 101	4184	0 / 60

Winter 2026 [1261]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6788	52 / 75	10:00 - 11:20	T,Th
TUT 101	6789	52 / 75	08:30 - 10:20	F

Spring 2025 [1255]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4291	44 / 60	14:30 - 15:20	M,W,F
TUT 101	4292	44 / 60	11:30 - 12:20	T

Winter 2025 [1251]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6897	58 / 60	14:30 - 15:50	M,W
TUT 101	6898	58 / 60	14:30 - 16:20	F

Spring 2024 [1245]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4339	47 / 60	08:30 - 09:50	T,Th
TUT 101	4340	47 / 60	11:30 - 12:20	Th

Winter 2024 [1241]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6951	60 / 60	10:00 - 11:20	T,Th
TUT 101	6952	60 / 60	08:30 - 09:50	Th

Spring 2023 [1235]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4455	49 / 60	08:30 - 09:50	T,Th
TUT 101	4456	49 / 60	16:30 - 17:20	M

Winter 2023 [1231]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	7048	51 / 60	11:30 - 12:20	M,W,F	AL 105	Tonya DelSontro
TUT 101	7049	51 / 60	08:30 - 10:20	F	AL 124	Tonya DelSontro

Spring 2022 [1225]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4169	41 / 90	11:30 - 12:50	T,Th	RCH 211	Alex Kunert
TUT 101	4170	41 / 90	13:30 - 14:20	M	RCH 211

Winter 2022 [1221]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6841	45 / 85	13:00 - 14:20	M,W	AL 124	Ryan Hutchins
TUT 101	6842	45 / 85	16:30 - 17:20	M	AL 124	Ryan Hutchins

Spring 2021 [1215]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 041	3810	82 / 90				Thai Thong Phan
TUT 141	3811	82 / 90				Thai Thong Phan

Winter 2021 [1211]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 041	6866	52 / 85				Thai Phan
TUT 141	6867	52 / 85	09:00 - 09:50	W		Thai Phan

Spring 2020 [1205]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4177	86 / 90				Thai Phan
TUT 101	4178	86 / 90				Thai Phan

Winter 2020 [1201]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6687	49 / 85	11:30 - 12:50	M,W	STC 0020	Thai Phan
TUT 101	6688	49 / 85	11:30 - 12:20	F	STC 0020	Thai Phan

Spring 2019 [1195]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4197	74 / 90	12:30 - 13:20	M,W,F	RCH 211	Maddy Rosamond
TUT 101	4198	74 / 90	13:30 - 14:20	M	RCH 211	Maddy Rosamond

Winter 2019 [1191]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6587	38 / 85	13:30 - 14:20	M,W,F	RCH 110	Madeline Simone Rosamond
TUT 101	6588	38 / 85	11:30 - 12:20	T	AL 124	Madeline Simone Rosamond

Spring 2018 [1185]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4076	85 / 90	10:30 - 11:20	M,W,F	RCH 105	Sherry L Schiff
TUT 101	4077	85 / 90	11:30 - 12:20	M	RCH 105	Sherry L Schiff

Winter 2018 [1181]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6618	40 / 85	13:30 - 14:20	M,W,F	MC 2035	Sherry L Schiff
TUT 101	6619	40 / 85	13:30 - 14:20	T	RCH 110	Sherry L Schiff

Spring 2017 [1175]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4063	57 / 90	13:30 - 14:20	M,W,F	PHY 235	Peng Liu
TUT 101	4064	57 / 90	08:30 - 09:20	T	MC 2035

Winter 2017 [1171]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6277	37 / 85	10:30 - 11:20	M,W,F	MC 2035	Madeline Simone Rosamond
TUT 101	6278	37 / 85	10:30 - 11:20	Th	DWE 3522

Spring 2016 [1165]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4046	76 / 90	11:30 - 12:20	M,W,F	DWE 1501	Sherry L Schiff
TUT 101	4047	76 / 90	10:30 - 11:20	T	DWE 1501	Sherry L Schiff

Winter 2016 [1161]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6741	66 / 85	09:30 - 10:20	M,W,F	RCH 110	Brian Kendall
TUT 101	6742	66 / 85	12:30 - 13:20	T	RCH 110	Brian Kendall

Spring 2015 [1155]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4082	75 / 80	10:30 - 11:20	M,W,F	RCH 305	Sherry L Schiff
TUT 101	4083	75 / 80	13:30 - 14:20	T	RCH 309	Sherry L Schiff

Winter 2015 [1151]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6470	64 / 70	13:30 - 14:20	M,W,Th	RCH 308	Sherry L Schiff
TUT 101	6471	64 / 70	17:30 - 18:20	T	RCH 207	Brian Kendall

Spring 2014 [1145]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3976	54 / 70	10:30 - 11:20	M,W,F	RCH 308	Brian Kendall
TUT 101	3977	54 / 70	14:30 - 15:20	M	RCH 306	Sherry L Schiff

Winter 2014 [1141]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	6264	63 / 70	12:30 - 13:20	M,T	RCH 306	Brian Kendall
TUT 101	6265	63 / 70	12:30 - 13:20	W	RCH 306	Sherry L Schiff

Spring 2013 [1135]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3789	55 / 70	14:30 - 15:20	M	EV3 3412	Brian Kendall
TUT 101	3790	55 / 70	14:30 - 15:20	W	EV3 4412	Brian Kendall

Winter 2013 [1131]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	5973	56 / 60	12:30 - 13:20	M,T	RCH 204	Brian Kendall
TUT 101	5974	56 / 60	12:30 - 13:20	W	RCH 204	Brian Kendall

Spring 2012 [1125]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3815	40 / 50	14:30 - 15:20	M	RCH 204	Orfan Shouakar-Stash
TUT 101	3816	40 / 50	14:30 - 15:20	W	RCH 204	Orfan Shouakar-Stash

Winter 2012 [1121]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	5751	56 / 60	12:30 - 13:20	M,T	DWE 3516	Sherry L Schiff
TUT 101	5752	56 / 60	12:30 - 13:20	W	RCH 207	Sherry L Schiff

Spring 2011 [1115]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3684	34 / 50	14:30 - 15:20	M	RCH 308	Sherry L Schiff
TUT 101	3685	34 / 50	14:30 - 15:20	W	RCH 207	Sherry L Schiff

Winter 2011 [1111]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	5724	61 / 60	12:30 - 13:20	M,T	RCH 207	Sherry L Schiff
TUT 101	5725	61 / 60	12:30 - 13:20	W	RCH 207	Sherry L Schiff

Spring 2010 [1105]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	5414	27 / 50	14:30 - 15:20	M	DWE 3519	Sherry L Schiff
TUT 101	5416	27 / 50	14:30 - 15:20	W	DWE 3517	Sherry L Schiff

Winter 2010 [1101]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	5713	55 / 60	09:30 - 10:20	T,Th	DWE 3518	Sherry L Schiff
TUT 101	5714	55 / 60	13:30 - 14:20	Th	RCH 204	Sherry L Schiff

Spring 2009 [1095]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3548	43 / 50	14:30 - 15:20	M	RCH 207	Sherry L Schiff
TUT 101	3549	43 / 50	14:30 - 15:20	W	RCH 207	Sherry L Schiff

Winter 2009 [1091]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	4819	39 / 50	09:30 - 10:20	T,Th	RCH 308	Sherry L Schiff
TUT 101	4820	39 / 50	13:30 - 14:20	Th	PHY 235	Sherry L Schiff

Spring 2008 [1085]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2955	26 / 50	14:30 - 15:20	M	MC 4040	Ramon O Aravena
TUT 101	2956	26 / 50	14:30 - 15:20	W	MC 4040	Ramon O Aravena

Winter 2008 [1081]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3979	31 / 50	09:30 - 10:20	T,Th	B1 271	Ramon O Aravena
TUT 101	3980	31 / 50	13:30 - 14:20	Th	PHY 235

Spring 2007 [1075]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2508	13 / 50	14:30 - 15:20	M	RCH 306	Sherry L Schiff
TUT 101	2509	13 / 50	14:30 - 15:20	W	RCH 306	Sherry L Schiff

Winter 2007 [1071]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	3874	19 / 50	09:30 - 10:20	T,Th	RCH 308	Sherry L Schiff
LEC 081	4647	24 / 25				Ronald V Nicholson
TUT 101	3875	18 / 50	13:30 - 14:20	Th	E2 1303

Spring 2006 [1065]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2508	13 / 50	14:30 - 15:20	M	RCH 306	Sherry L Schiff
TUT 101	2509	13 / 50	14:30 - 15:20	W	RCH 306	Sherry L Schiff

Winter 2006 [1061]

Section	Class	Enrolled	Time	Days	Instructor
LEC 001	3781	24 / 50	09:30 - 10:20	T,Th,R,C,H	Sherry L Schiff
LEC 081	4567	24 / 25			Ronald V Nicholson
TUT 101	3782	24 / 50	13:30 - 14:20	Th,R,C,H

Spring 2005 [1055]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2515	13 / 50	10:30 - 11:20	T,R,C,H		Sherry L Schiff
TUT 101	2516	13 / 50	13:30 - 14:20	W,P,H,Y		Sherry L Schiff

Winter 2005 [1051]

Section	Class	Enrolled	Time	Days	Instructor
LEC 001	3697	23 / 50	09:30 - 10:20	T,Th,B	Sherry L Schiff
LEC 081	4498	16 / 25			Ronald V Nicholson
TUT 101	3698	23 / 50	17:30 - 18:20	W,M,C

Spring 2004 [1045]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2340	22 / 50	13:30 - 14:20	W,F,R,C,H		Sherry L Schiff
TUT 101	2341	22 / 50	10:30 - 11:20	T,M,C		Sherry L Schiff

Winter 2004 [1041]

Section	Class	Enrolled	Time	Days	Instructor
LEC 001	3483	24 / 50	09:30 - 10:20	T,Th,D,W,E	Sherry L Schiff
LEC 081	4284	11 / 25			Ronald V Nicholson
TUT 101	3484	24 / 50	17:30 - 18:20	W,D,W,E

Spring 2003 [1035]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2417	24 / 50	13:30 - 14:20	W,F,R,C,H		Sherry L Schiff
TUT 101	2418	24 / 50	14:30 - 15:20	F,R,C,H		Sherry L Schiff

Winter 2003 [1031]

Section	Class	Enrolled	Time	Days	Instructor
LEC 001	1197	16 / 500			Ronald V Nicholson
LEC 001	4015	14 / 50	09:30 - 10:20	T,Th,R,C,H	Ramon O Aravena
TUT 101	4016	14 / 50

Spring 2002 [1025]

Section	Class	Enrolled	Time	Days	Location	Instructor
LEC 001	2080	18 / 50	13:30 - 14:20	W,F,C		Ramon O Aravena
TUT 101	2081	18 / 50	14:30 - 15:20	F,C		Ramon O Aravena

Winter 2002 [1021]

Section	Class	Enrolled	Time	Days	Instructor
LEC 001	3699	17 / 500			Ronald V Nicholson
LEC 001	1357	11 / 50	09:30 - 10:20	T,Th,R,C,H	James F Barker
TUT 101	1358	11 / 50			Sherry L Schiff

UW Flow Ratings

Liked: 67.65%

67.65%

Easy: 44.00%

44.00%

Useful: 69.00 %

69.00%

EARTH 221 leads to

EARTH 321 - Introduction to Geomicrobiology

EARTH 322 - Ecohydrology

EARTH 358 - Earth System Science

EARTH 421 - Advanced Geochemistry

EARTH 459 - Chemical Hydrogeology

EARTH 471 - Mineral Deposits

EARTH 659 - Chemical Hydrogeology

EARTH 355 - Water: Data to Decisions

EARTH 444 - Applied Wetland Science

BIOL 462 - Applied Wetland Science

GEOG 402 - Applied Wetland Science