*** Primary Characterization Data ***

Pedon ID: 95AL023003-pgm

( Choctaw, Alabama )

Print Date: Apr 25 2024 1:58PM

Sampled as on Sep 10, 1995:	Toxey
Revised to correlated:	Toxey ; Fine, smectitic, thermic Vertic eutrudepts

				State of Alabama
SSL	-	Project	1995USAL023   Auburn University - Choctaw County - Year 95	Auburn University
	-	Site ID	95AL023003-pgm   Lat: 31° 52' 6.00" north  Long: 88° 27' 27.00" west	Soil Characterization Laboratory
	-	Pedon No.	S95AL-023-3	209 Funchess Hall
	-	General Methods 1B1A, 2A1, 2B		Auburn University, Alabama 36849

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Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
95023-3-1	Ap	Ap	0-7	9523-3-1
95023-3-2	Bw1	Bw1	7-18	9523-3-2
95023-3-3	Bw2	Bw2	18-38	9523-3-3
95023-3-4	BC	BC	38-61	9523-3-4
95023-3-5	2C1	2C1	61-112	9523-3-5
95023-3-6	2C2	2C2	112-135	9523-3-6
95023-3-7	2C3	2C3	135-160	9523-3-7
95023-3-8	2C4	2C4	160-203	9523-3-8

---

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PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
					3A1a1a							3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a
95023-3-1	0-7	Ap	S		62.8	29.6	7.6					0.9	1.9	2.8	1.6	0.4
95023-3-2	7-18	Bw1	S		68.2	25.5	6.3					0.9	1.6	2.4	1.0	0.4
95023-3-3	18-38	Bw2	S		66.6	29.9	3.5					0.4	0.6	1.5	0.8	0.2
95023-3-4	38-61	BC	S		53.7	43.5	2.8					0.5	0.6	1.3	0.4	--
95023-3-5	61-112	2C1	S		43.3	52.2	4.5					1.6	1.4	1.2	0.3	--
95023-3-6	112-135	2C2	S		27.7	56.7	15.6					5.6	4.7	3.9	1.2	0.2
95023-3-7	135-160	2C3	S		39.3	28.7	32.0					3.5	6.1	18.1	4.1	0.2
95023-3-8	160-203	2C4	S		31.8	26.0	42.2					5.0	7.3	21.0	7.5	1.4

*** Primary Characterization Data ***

Pedon ID: 95AL023003-pgm

( Choctaw, Alabama )

Print Date: Apr 25 2024 1:58PM

Sampled As	:	Toxey
Auburn University, Soil Characterization Laboratory			;	Pedon No.  S95AL-023-3

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				NK	NK	NK	NK			NK			NK
95023-3-1	0-7	Ap	S	31.6	4.3	tr	1.0	37.0		0.3			60.8	37.2			61
95023-3-2	7-18	Bw1	S	36.4	5.1	0.1	0.8	42.5		0.4			60.6	42.8			70
95023-3-3	18-38	Bw2	S	35.0	4.3	0.3	0.8	40.3		0.1			62.9	40.4			64
95023-3-4	38-61	BC	S	37.6	5.1	0.3	1.0	44.0		0.2			61.5	44.2			72
95023-3-5	61-112	2C1	S	89.1*	2.8	0.7	0.8	93.4		0.2			44.9	93.6			100
95023-3-6	112-135	2C2	S	107.8*	2.0	0.5	0.4	110.7		--			27.2	110.8			100
95023-3-7	135-160	2C3	S	103.8*	4.2	0.7	0.8	109.6		tr			37.7	109.6			100
95023-3-8	160-203	2C4	S	94.7*	3.5	0.6	0.7	99.5		0.1			33.3	99.6			100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

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pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
						NK
95023-3-1	0-7	Ap	S			5.0
95023-3-2	7-18	Bw1	S			5.2
95023-3-3	18-38	Bw2	S			5.4
95023-3-4	38-61	BC	S			6.4
95023-3-5	61-112	2C1	S			7.5
95023-3-6	112-135	2C2	S			7.8
95023-3-7	135-160	2C3	S			7.7
95023-3-8	160-203	2C4	S			7.7

*** Primary Characterization Data ***

Pedon ID: 95AL023003-pgm

( Choctaw, Alabama )

Print Date: Apr 25 2024 1:58PM

Sampled As	:	Toxey
Auburn University, Soil Characterization Laboratory			;	Pedon No.  S95AL-023-3

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Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

XRAY1

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tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

95023-3-3

18.0-38.0

Bw2

tcly

HV 1

VR 1

KK 2

MI 2

MT 4

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FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm	&nbsp;	&nbsp;	&nbsp;	&nbsp;

MINERAL INTERPRETATION:
HV Hydroxy-Interlayered Vermiculite	KK Kaolinite	MI Mica	MT Montmorillonite	VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks