*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled as on May 30, 1979:	Snd ; Very-fine, mixed, thermic Typic Ustochrept
Revised to correlated:	Vernon ; Fine, mixed, active, thermic Typic Ustochrepts

				United States Department of Agriculture
SSL	-	Project	CP79TX154   REDBED STUDY	Natural Resources Conservation Service
	-	Site ID	S1979TX429002   Lat: 32° 57' 17.00" north  Long: 98° 59' 58.00" west  MLRA: 78	National Soil Survey Center
	-	Pedon No.	79P0192	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
79P00963	A	A1	0-12				C	SIC
79P00964	B1	B21	12-23				C	SIC
79P00965	B2	B22	23-45				C	SICL
79P00966	C/B	C&B	45-78				C	SICL
79P00967	C	C1	78-97				C	SICL
79P00968	Cr1	CR1	97-118				C	SICL
79P00969	Cr2	CR2	118-138				C	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.44	(NA)
Clay, carbonate free, Weighted Average	37	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	8	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	38	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 25-97 cm

---

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	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
79P00963	0-12	A	S	sic	48.5	45.1	6.4	20.2	1.4	38.8	6.3	3.5	0.9	0.8	0.6	0.6	tr	1	2	6	3
79P00964	12-23	B1	S	sic	51.9	42.2	5.9	18.9	--	40.6	1.6	2.9	0.9	0.9	0.8	0.4	tr	tr	--	3	tr
79P00965	23-45	B2	S	sicl	37.4	57.5	5.1	13.7	0.6	46.9	10.6	2.3	0.8	1.0	0.7	0.3	--	--	--	3	--
79P00966	45-78	C/B	S	sicl	36.8	60.3	2.9	11.3	0.6	51.9	8.4	1.2	0.5	0.7	0.4	0.1	tr	15	--	16	15
79P00967	78-97	C	S	sicl	38.9	57.8	3.3	11.2		48.4	9.4	1.9	0.6	0.5	0.2	0.1	tr	tr	--	1	tr
79P00968	97-118	Cr1	S	sicl	36.4	61.3	2.3	9.1		55.0	6.3	0.6	0.6	0.4	0.4	0.3	1	--	--	3	1
79P00969	118-138	Cr2	S	sicl	37.9	58.7	3.4	9.5	0.6	41.6	17.1	2.0	0.4	0.5	0.4	0.1	tr	--	--	1	tr

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				4A1d	4A1h				4B1c	3C2a1a		3D1	4E2a1a1a1	4C1		8D1	8D1
79P00963	0-12	A	S	1.57	1.91	0.066			20.2	13.8		1.031		0.10		0.48	0.28
79P00964	12-23	B1	S	1.57	1.92	0.069			20.4	13.6		1.029		0.11		0.40	0.26
79P00965	23-45	B2	S	1.70	1.99	0.054			16.7	12.6		1.023		0.07		0.47	0.34
79P00966	45-78	C/B	S	1.76	2.05	0.046			16.5	11.9		1.023	1.020	0.07		0.43	0.32
79P00967	78-97	C	S	1.82	2.15	0.057			16.3	11.6		1.022		0.09		0.41	0.30
79P00968	97-118	Cr1	S							12.3		1.021				0.43	0.34
79P00969	118-138	Cr2	S							12.6		1.023				0.39	0.33

---

Carbon  &  Extractions				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-
				(- - - - - Total - - - - -)			Est	OC	C/N	(- - - Dith-Cit Ext - - -)			(- - - - - - Ammonium Oxalate Extraction - - - - - -)						(- - - Na Pyro-Phosphate - - -)
	Depth			C	N	S	OC	(WB)	Ratio	Fe	Al	Mn	Al+½Fe	ODOE	Fe	Al	Si	Mn	C	Fe	Al	Mn
Layer	(cm)	Horz	Prep	(- - - - - - - - - - % of <2 mm - - - - - - - - - -)						(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)								mg kg-1	(- - - - - - % of < 2mm - - - - -)
				4H2a	6B1b	4H2a		6A1c		6C2b	6G7a	6D2a
79P00963	0-12	A	S		0.112			0.57	5	2.6	0.1	tr
79P00964	12-23	B1	S		0.074			0.43	6	3.1	0.1	--
79P00965	23-45	B2	S		0.095			0.32	3	4.0	0.1	--
79P00966	45-78	C/B	S	0.28		0.44		0.12		2.5	0.1	--
79P00967	78-97	C	S					0.06		2.6	0.1	--
79P00968	97-118	Cr1	S					0.08
79P00969	118-138	Cr2	S					0.06

---

Carbon  &  Extractions

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

-19-

(- - - - - Total - - - - -)

Est

OC

C/N

(- - - Dith-Cit Ext - - -)

(- - - - - - Ammonium Oxalate Extraction - - - - - -)

(- - - Na Pyro-Phosphate - - -)

Depth

C

N

S

OC

(WB)

Ratio

Fe

Al

Mn

Al+½Fe

ODOE

Fe

Al

Si

Mn

C

Fe

Al

Mn

Layer

(cm)

Horz

Prep

(- - - - - - - - - - % of <2 mm - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)

mg kg-1

(- - - - - - % of < 2mm - - - - -)

4H2a

79P00966

45-78

C/B

S

0.05

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b						5A8a			5C3	5C1
79P00963	0-12	A	S	54.4*	2.3	0.6	0.3						23.5			100	100
79P00964	12-23	B1	S	49.1*	2.8	1.2	0.3						20.8			100	100
79P00965	23-45	B2	S	44.8*	2.4	1.5	0.3						17.4			100	100
79P00966	45-78	C/B	S	43.9*	3.0	3.4	0.2						15.8			100	100
79P00967	78-97	C	S	26.2*	4.0	5.8	0.3						15.9			100	100
79P00968	97-118	Cr1	S	27.8*	4.2	6.1	0.3						15.8			100	100
79P00969	118-138	Cr2	S	20.7*	3.8	5.2	0.3						14.8			100	100

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

---

Salt				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)																	1:2
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				6N1b	6O1b	6P1b	6Q1b	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A1a			5E
79P00963	0-12	A	S	2.1	0.2	1.9	tr	--	3.0	0.2	0.1				0.5	--	tr	62.4	tr	0.41		2	2
79P00964	12-23	B1	S	1.6	0.3	4.5	tr	--	3.2	0.4	0.5				1.6	--	tr	60.8	tr	0.63		4	5
79P00965	23-45	B2	S	4.4	0.8	8.2	0.1	--	2.1	0.4	1.2				9.0	--	0.1	58.4	tr	1.31		6	5
79P00966	45-78	C/B	S	26.2	5.9	28.7	0.2	--	1.3	0.4	7.6				50.9	--	0.8	60.6	0.2	4.77		11	7
79P00967	78-97	C	S	21.3	7.6	49.5	0.2	--	1.0	0.4	12.0				62.3	--	0.8	62.3	0.3	6.18		17	13
79P00968	97-118	Cr1	S	10.2	4.6	47.9	0.2	--	1.1	0.3	19.8				38.6	--	0.8	53.7	0.2	5.58		22	18
79P00969	118-138	Cr2	S	4.4	2.4	36.9	0.1	--	1.3	0.4	20.2				20.9	--	0.3	50.2	0.2	4.37		23	20

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

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
					8C1e	8C1a	8C1b			6E1b		4E2a1a1a1		8E1
79P00963	0-12	A	S		8.0	8.3	7.8			7
79P00964	12-23	B1	S		8.2	8.4	7.8			5
79P00965	23-45	B2	S		7.9	8.3	7.5			3
79P00966	45-78	C/B	S		7.8	7.9	7.5			1		2
79P00967	78-97	C	S		8.0	8.2	7.7			tr
79P00968	97-118	Cr1	S		8.0	8.3	7.7			1				450
79P00969	118-138	Cr2	S		8.1	8.5	7.9			1

---

Miscellaneous Data

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- Sat Paste Ex. -)

(- Sand -)

( Water Content )

Bulk

(- - - - Extractable Bases - - - -)

(- - - CEC8 - - -)

CO3+

(- - - pH - - -)

M+C+VC

Moist Sieved

Density

Depth

Ca

Mg

Na

K

NaOAC

BaCl2

Ca+Mg

HCO3

CaCl2

H2O

.25-2

100 kPa

200 kPa

10 kPa

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)

mmol(+)L-1

mmol(-)L-1

1:10

1:10

(- - - - - % of <2mm - - - - -)

g cm-3

NK

79P00963

0-12

A

S

8.9

79P00964

12-23

B1

S

9.0

79P00965

23-45

B2

S

8.9

79P00966

45-78

C/B

S

8.2

79P00967

78-97

C

S

9.1

79P00968

97-118

Cr1

S

9.2

79P00969

118-138

Cr2

S

9.4

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

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

7A2i

7A3b

&nbsp;

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

79P00965

23.0-45.0

B2

tcly

KK 3

MI 3

MM 2

QZ 1

&nbsp;

KK 29

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

8.4

&nbsp;

&nbsp;

2.7

&nbsp;

&nbsp;

&nbsp;

79P00968

97.0-118.0

Cr1

tcly

KK 3

MI 3

MT 1

GE 1

QZ 1

KK 22

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

6.6

&nbsp;

&nbsp;

2.7

&nbsp;

&nbsp;

&nbsp;

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

MINERAL INTERPRETATION:
GE Goethite	KK Kaolinite	MI Mica	MM Montmorillonite-Mica	MT Montmorillonite
QZ Quartz	 	 	 	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

 

 

 

7B1a2

 

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

79P00965

23.0-45.0

B2

csi

 

 

 

 

 

 

 

 

 

90

QZ 57

OP 31

MS 4

CA 2

CL 2

KK 2

 

 

 

 

 

 

 

 

 

 

 

FP 1

FK 1

TM tr

HN tr

 

 

 

79P00968

97.0-118.0

Cr1

csi

 

 

 

 

 

 

 

 

 

85

QZ 48

OP 35

CL 5

MS 5

CA 2

FK 2

 

 

 

 

 

 

 

 

 

 

 

KK 2

FP 1

 

 

 

 

 

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm	 	 	 	 

MINERAL INTERPRETATION:
CA Calcite	CL Chlorite	FK Potassium Feldspar	FP Plagioclase Feldspar	HN Hornblende
KK Kaolinite	MS Muscovite	OP Opaques	QZ Quartz	TM Tourmaline

*** Primary Characterization Data ***

Pedon ID: 79TX429002

( Stephens, Texas )

Print Date: Jun 1 2024 5:42AM

Sampled As	:	Snd		Very-fine, mixed, thermic Typic Ustochrept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0192

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

 

 

 

7B

 

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

79P00965

23.0-45.0

B2

csi

 

 

 

 

 

 

 

 

 

90

QZ 57

OP 31

MS 4

CA 2

CL 2

KK 2

 

 

 

 

 

 

 

 

 

 

 

FP 1

FK 1

TM tr

HN tr

 

 

 

79P00968

97.0-118.0

Cr1

csi

 

 

 

 

 

 

 

 

 

85

QZ 48

OP 35

CL 5

MS 5

CA 2

FK 2

 

 

 

 

 

 

 

 

 

 

 

KK 2

FP 1