*** Primary Characterization Data ***

Pedon ID: S2000TX161002

( Freestone, Texas )

Print Date: Apr 18 2024 2:45AM

Sampled as :	Bigbrown ; Fine-silty, mixed, superactive, nonacid, thermic Udic Ustorthent
Revised to SSL:	(unnamed) ; Fine, smectitic, nonacid, thermic Udic Ustorthent

				United States Department of Agriculture
SSL	-	Project	CP00TX184   EAST TEXAS LIGNITE	Natural Resources Conservation Service
	-	Site ID	S2000TX161002   Lat: 31° 50' 17.10" north  Long: 96° 6' 5.21" west	National Soil Survey Center
	-	Pedon No.	00P1138	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
00P06533	Ap	Ap	0-25				L	C
00P06534	C1	C1	25-40					CL
00P06535	C2	C2	40-54					CL
00P06536	C3	C3	54-70					CL
00P06537	C4	C4	70-112					SICL
00P06538	C5	C5	112-200					SIC

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.63	(NA)
Clay, carbonate free, Weighted Average	37	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	17	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	37	% wt
LE, Whole Soil, Summed to 1m	5	cm/m
Weighted averages based on control section: 25-100 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	3B1	3B1	3B1
00P06533	0-25	Ap	S	c	40.6	35.1	24.3	14.6		27.2	7.9	9.0	14.4	0.6	0.2	0.1	--	--	--	15	--
00P06534	25-40	C1	S	cl	36.4	30.0	33.6	13.3		23.6	6.4	11.4	21.5	0.6	tr	0.1	--	--	--	22	--
00P06535	40-54	C2	S	cl	39.4	35.4	25.2	14.8		26.5	8.9	12.3	12.5	0.3	0.1	tr	--	--	--	13	--
00P06536	54-70	C3	S	cl	31.2	26.6	42.2	13.0		17.8	8.8	14.1	27.3	0.6	0.1	0.1	--	--	--	28	--
00P06537	70-112	C4	S	sicl	39.0	41.0	20.0	12.0		29.1	11.9	9.5	9.8	0.3	0.3	0.1	--	--	--	11	--
00P06538	112-200	C5	S	sic	45.0	46.4	8.6	13.0		36.1	10.3	5.5	2.9	0.1	0.1	tr	--	--	--	3	--

*** Primary Characterization Data ***

Pedon ID: S2000TX161002

( Freestone, Texas )

Print Date: Apr 18 2024 2:45AM

Sampled As	:	Bigbrown		Fine-silty, mixed, superactive, nonacid, thermic Udic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  00P1138

---

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		4C1		8D1	8D1
00P06533	0-25	Ap	S	1.36	1.60	0.056			27.1	16.7		1.020		0.14		0.63	0.41
00P06534	25-40	C1	S	1.54	1.69	0.031			22.4	15.1		1.018		0.11		0.60	0.41
00P06535	40-54	C2	S	1.40	1.60	0.046			25.0	18.3		1.021		0.09		0.62	0.46
00P06536	54-70	C3	S	1.56	1.69	0.027			19.3	14.0		1.017		0.08		0.62	0.45
00P06537	70-112	C4	S	1.45	1.69	0.052			25.4	17.0		1.021		0.12		0.65	0.44
00P06538	112-200	C5	S	1.36	1.83	0.104			31.6	20.0		1.025		0.16		0.60	0.44

---

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 - - - - -)
				6A2e	6B4a	6R3c
00P06533	0-25	Ap	S	1.55	0.09	tr	2
00P06534	25-40	C1	S	0.95	0.04	tr	1
00P06535	40-54	C2	S	1.22	0.04	tr	1
00P06536	54-70	C3	S	0.94	0.04	tr	1
00P06537	70-112	C4	S	0.93	0.05	tr	1
00P06538	112-200	C5	S	0.83	0.04	0.13	1

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2i	6O2h	6P2f	6Q2f		6H5a	6G9c	6D3b	5A3a	5A8b			5C3	5C1
00P06533	0-25	Ap	S	14.4	7.4	0.3	0.9	23.0	10.8	--	1.0	33.8	25.6			68	90
00P06534	25-40	C1	S	12.2	7.8	0.2	0.6	20.8	6.3			27.1	21.7			77	96
00P06535	40-54	C2	S	13.4	7.0	0.3	0.7	21.4	8.2			29.6	24.5			72	87
00P06536	54-70	C3	S	10.8	5.6	0.3	0.5	17.2	7.0			24.2	19.3			71	89
00P06537	70-112	C4	S	14.4	6.8	0.3	0.6	22.1	8.9			31.0	25.4			71	87
00P06538	112-200	C5	S	19.7*	11.4	0.4	1.1	32.6	5.7			38.3	27.1			85	100

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

*** Primary Characterization Data ***

Pedon ID: S2000TX161002

( Freestone, Texas )

Print Date: Apr 18 2024 2:45AM

Sampled As	:	Bigbrown		Fine-silty, mixed, superactive, nonacid, thermic Udic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  00P1138

---

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 - -)		%
				6N1d	6O1d	6P1d	6Q1d	6I1b	6J1b	6U1d	6K1f				6L1f	6W1d	6M1f	8A	8D5	8A3a	4F1a1a1		5E
00P06533	0-25	Ap	S																		0.14	1
00P06534	25-40	C1	S																		0.08	1
00P06535	40-54	C2	S																		0.15	1
00P06536	54-70	C3	S																		0.13	2
00P06537	70-112	C4	S	9.3	4.7	0.5	0.7	--	0.2	--	0.6				15.5	--	--	76.9	0.1	1.43	0.53	1	tr
00P06538	112-200	C5	S	24.1	17.2	1.5	1.1	--	0.4	--	1.6				43.1	--	--	88.3	0.2	3.11	1.41	1	tr

---

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

4C1a2a

4C1a2a

8C1b

4E2a1a1a1

00P06533

0-25

Ap

S

4.8

5.4

00P06534

25-40

C1

S

5.6

6.2

00P06535

40-54

C2

S

5.2

5.6

00P06536

54-70

C3

S

5.1

5.6

00P06537

70-112

C4

S

5.1

5.3

5.2

--

00P06538

112-200

C5

S

6.0

6.4

6.2

tr

*** Primary Characterization Data ***

Pedon ID: S2000TX161002

( Freestone, Texas )

Print Date: Apr 18 2024 2:45AM

Sampled As	:	Bigbrown		Fine-silty, mixed, superactive, nonacid, thermic Udic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  00P1138

---

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

&nbsp;

&nbsp;

&nbsp;

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

00P06533

0.0-25.0

Ap

tcly

HS 4

KK 3

MI 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

00P06535

40.0-54.0

C2

tcly

HS 4

KK 3

MI 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

00P06538

112.0-200.0

C5

tcly

HS 4

KK 3

MI 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

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

MINERAL INTERPRETATION:
HS Hydroxy-Interlayered Smectite	KK Kaolinite	MI Mica	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: S2000TX161002

( Freestone, Texas )

Print Date: Apr 18 2024 2:45AM

Sampled As	:	Bigbrown		Fine-silty, mixed, superactive, nonacid, thermic Udic Ustorthent
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  00P1138

---

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

00P06533

0.0-25.0

Ap

fs

 

 

 

 

 

 

 

 

 

81

QZ 70

FK 17

CD 10

MS 1

FE 1

OP tr

 

 

 

 

 

 

 

 

 

 

 

FP tr

BT tr

 

 

 

 

 

00P06535

40.0-54.0

C2

fs

 

 

 

 

 

 

 

 

 

78

QZ 65

FK 21

CD 12

FE 1

MS 1

BT tr

 

 

 

 

 

 

 

 

 

 

 

FP tr

 

 

 

 

 

 

00P06538

112.0-200.0

C5

csi

 

 

 

 

 

 

 

 

 

59

QZ 52

FK 26

MS 7

CD 4

BT 2

VM 2

 

 

 

 

 

 

 

 

 

 

 

FE 2

OP 1

AR 1

PR 1

HN 1

FP tr

 

 

 

 

 

 

 

 

 

 

GN tr

CL tr

GY tr

ZR tr

GS tr

BY tr

 

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm	fs - Fine Sand 0.1-0.25 mm	 	 	 

MINERAL INTERPRETATION:
AR Weatherable Aggregates	BT Biotite	BY Beryl	CD Chert (Chalcedony	CL Chlorite
FE Iron Oxides (Goethite	FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet	GS Glass
GY Gypsum	HN Hornblende	MS Muscovite	OP Opaques	PR Pyroxene
QZ Quartz	VM Vermiculite-Mica	ZR Zircon