*** Primary Characterization Data ***

Pedon ID: S1974TX363004

( Palo Pinto, Texas )

Print Date: Apr 26 2024 3:55AM

Sampled as on May 30, 1974:	BASTROP
Revised to correlated on Sep 13, 2014:	Bastrop ; Fine-loamy, mixed, thermic Udic Paleustalfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1974TX363004   Lat: 32° 39' 9.50" north  Long: 98° 5' 51.47" west  MLRA: 80B	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A4634	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A35253	Ap	Ap	0-25	74L1234				LFS
40A35254	A	A1	25-33	74L1235				VFSL
40A35255	Bt1	B21t	33-51	74L1236				SCL
40A35256	Bt2	B22t	51-76	74L1237				SCL
40A35257	Bt3	B23t	76-127	74L1238				SCL
40A35258	Bt4	B24t	127-183	74L1239				SCL
40A35259	Bk	B3ca	183-203	74L1240				VFSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.49	(NA)
Clay, carbonate free, Weighted Average	23	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	27	% wt
Clay, total, Weighted Average	23	% wt
Weighted averages based on control section: 33-83 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
40A35253	0-25	Ap	S	lfs	5.6	18.5	75.9	1.9		4.4	14.1	32.5	29.6	10.1	3.4	0.3	--	--	--	43	--
40A35254	25-33	A	S	vfsl	8.2	19.3	72.5	4.0		2.7	16.6	34.1	26.8	8.6	2.8	0.2	--	--	--	38	--
40A35255	33-51	Bt1	S	scl	22.0	22.9	55.1	15.5		6.4	16.5	27.7	18.6	6.2	2.2	0.4	--	--	--	27	--
40A35256	51-76	Bt2	S	scl	22.4	25.1	52.5	16.3		8.0	17.1	26.9	17.7	5.3	2.2	0.4	--	--	--	26	--
40A35257	76-127	Bt3	S	scl	25.9	20.3	53.8	19.0		6.2	14.1	26.0	20.4	5.0	2.2	0.2	--	--	--	28	--
40A35258	127-183	Bt4	S	scl	26.0	22.0	52.0	19.5		6.6	15.4	26.3	17.7	5.3	2.2	0.5	--	--	--	26	--
40A35259	183-203	Bk	S	vfsl	19.5	25.1	55.4	12.4		7.2	17.9	30.7	15.4	6.0	2.6	0.7	--	--	--	25	--

*** Primary Characterization Data ***

Pedon ID: S1974TX363004

( Palo Pinto, Texas )

Print Date: Apr 26 2024 3:55AM

Sampled As	:	BASTROP
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4634

---

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	%
				NK	4A1h				NK	NK
40A35253	0-25	Ap	S							2.1						0.57	0.38
40A35254	25-33	A	S	1.70	1.73	0.006			8.9	3.2				0.10		0.54	0.39
40A35255	33-51	Bt1	S	1.57	1.72	0.031			17.6	8.4				0.14		0.49	0.38
40A35256	51-76	Bt2	S	1.56	1.69	0.027			15.7	8.4				0.11		0.49	0.38
40A35257	76-127	Bt3	S	1.59	1.76	0.034			16.5	10.1				0.10		0.48	0.39
40A35258	127-183	Bt4	S							10.2						0.50	0.39
40A35259	183-203	Bk	S	1.61	1.72	0.022			14.7	7.8				0.11		0.52	0.40

---

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 - - - - -)
								NK		NK
40A35253	0-25	Ap	S					0.27		0.5
40A35254	25-33	A	S					0.26		0.6
40A35255	33-51	Bt1	S					0.38		1.0
40A35256	51-76	Bt2	S					0.24		1.0
40A35257	76-127	Bt3	S					0.20		1.0
40A35258	127-183	Bt4	S					0.17		1.1
40A35259	183-203	Bk	S					0.06		0.8

*** Primary Characterization Data ***

Pedon ID: S1974TX363004

( Palo Pinto, Texas )

Print Date: Apr 26 2024 3:55AM

Sampled As	:	BASTROP
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4634

---

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
40A35253	0-25	Ap	S	1.6	0.5	0.1	0.5	2.7	1.5			4.2	3.2			64	84
40A35254	25-33	A	S	2.9	0.7	0.2	0.4	4.2	1.6			5.8	4.4			72	95
40A35255	33-51	Bt1	S	7.5*	1.8	1.2	0.5	11.0	1.9			12.9	10.8			85	100
40A35256	51-76	Bt2	S	7.9*	2.4	0.9	0.4	11.6	1.9			13.5	11.0			86	100
40A35257	76-127	Bt3	S	7.6*	3.4	1.5	0.3		1.7				12.4			88	100
40A35258	127-183	Bt4	S	7.9*	4.0	1.4	0.4		1.8				13.0			88	100
40A35259	183-203	Bk	S		3.7	0.8	0.3						10.1			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 - -)

%

40A35253

0-25

Ap

S

3

40A35254

25-33

A

S

5

40A35255

33-51

Bt1

S

11

40A35256

51-76

Bt2

S

8

40A35257

76-127

Bt3

S

12

40A35258

127-183

Bt4

S

11

40A35259

183-203

Bk

S

8

*** Primary Characterization Data ***

Pedon ID: S1974TX363004

( Palo Pinto, Texas )

Print Date: Apr 26 2024 3:55AM

Sampled As	:	BASTROP
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4634

---

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	NK				NK
40A35253	0-25	Ap	S		5.2	6.1
40A35254	25-33	A	S		5.6	6.4
40A35255	33-51	Bt1	S		6.2	6.7
40A35256	51-76	Bt2	S		6.5	7.1
40A35257	76-127	Bt3	S		6.8	7.5				--
40A35258	127-183	Bt4	S		6.6	7.1				--
40A35259	183-203	Bk	S		7.5	7.7				1

*** Primary Characterization Data ***

Pedon ID: S1974TX363004

( Palo Pinto, Texas )

Print Date: Apr 26 2024 3:55AM

Sampled As	:	BASTROP
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A4634

---

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

40A35255

33.0-51.0

Bt1

csi

 

 

 

 

 

 

 

 

 

84

QZ 81

FK 15

OP 2

MS 1

ZR 1

PO tr

 

 

 

 

 

 

 

 

 

 

 

GN tr

EP tr

 

 

 

 

 

40A35255

33.0-51.0

Bt1

vfs

 

 

 

 

 

 

 

 

 

88

QZ 87

FK 12

CD 1

OP tr

MS tr

ZR tr

 

 

 

 

 

 

 

 

 

 

 

BT tr

 

 

 

 

 

 

40A35255

33.0-51.0

Bt1

fs

 

 

 

 

 

 

 

 

 

94

QZ 93

FK 5

CD 1

MS tr

FP tr

 

 

 

40A35256

51.0-76.0

Bt2

vfs

 

 

 

 

 

 

 

 

 

84

QZ 82

FK 14

FP 2

CD 1

OP 1

TM tr

 

 

 

 

 

 

 

 

 

 

 

ZR tr

RU tr

GN tr

AP tr

MS tr

CL tr

 

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

MINERAL INTERPRETATION:
AP Apatite	BT Biotite	CD Chert (Chalcedony	CL Chlorite	EP Epidote
FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet	MS Muscovite	OP Opaques
PO Plant Opal	QZ Quartz	RU Rutile	TM Tourmaline	ZR Zircon