*** Primary Characterization Data ***

Pedon ID: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled as on May 30, 1981:	Rotan ; Fine, mixed, thermic Pachic Paleustoll
Revised to correlated on Dec 10, 2007:	Rotan ; Fine, montmorillonitic Pachic Paleustolls

				United States Department of Agriculture
SSL	-	Project	CP82TX055   REDBED STUDY	Natural Resources Conservation Service
	-	Site ID	S81-TX009-008   Lat: 33° 42' 0.00" north  Long: 98° 50' 0.01" west  MLRA: 78C	National Soil Survey Center
	-	Pedon No.	82P0158	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
82P00821	A	A1	0-12				CL	SIL
82P00822	E	A2	12-30				CL	SICL
82P00823	Bt1	Bt1	30-45				C	SICL
82P00824	Bt2	Bt2	45-67				C	SICL
82P00825	Bt3	Bt3	67-85				C	SICL
82P00826	Btk	Btk	85-107				C	SICL
82P00827	Btkc1	BtkC1	107-127				C	SICL
82P00828	Btkc2	BtkC2	127-180				C	SICL
82P00829	Btkc3	BtkC3	180-232				C	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.77	(NA)
Clay, carbonate free, Weighted Average	36	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	4	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	36	% wt
Weighted averages based on control section: 30-80 cm

*** Primary Characterization Data ***

Pedon ID: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled As	:	Rotan		Fine, mixed, thermic Pachic Paleustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0158

---

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
82P00821	0-12	A	S	sil	19.8	56.7	23.5	16.0		18.5	38.2	17.9	5.2	0.3	0.1	tr	tr	--	--	6	tr
82P00822	12-30	E	S	sicl	29.0	52.6	18.4	20.2		18.9	33.7	14.0	4.0	0.2	0.1	0.1	--	--	--	4	--
82P00823	30-45	Bt1	S	sicl	36.6	47.6	15.8	28.5		19.1	28.5	11.8	3.7	0.1	0.1	0.1	tr	--	--	4	--
82P00824	45-67	Bt2	S	sicl	35.8	48.5	15.7	25.3		18.1	30.4	11.7	3.7	0.2	0.1	--	--	--	--	4	--
82P00825	67-85	Bt3	S	sicl	36.2	47.6	16.2	19.8	0.6	18.5	29.1	11.5	3.5	0.3	0.4	0.5	tr	tr	--	5	tr
82P00826	85-107	Btk	S	sicl	36.2	47.1	16.7	15.2	1.2	19.8	27.3	11.2	3.6	0.4	0.6	0.9	1	tr	--	6	1
82P00827	107-127	Btkc1	S	sicl	35.4	49.4	15.2	15.2	2.9	23.6	25.8	10.7	3.2	0.3	0.5	0.5	1	1	--	6	2
82P00828	127-180	Btkc2	S	sicl	36.1	48.9	15.0	12.2	5.0	25.2	23.7	11.1	2.9	0.3	0.3	0.4	tr	--	--	4	tr
82P00829	180-232	Btkc3	S	sicl	32.9	51.6	15.5	10.4	1.4	29.2	22.4	10.4	2.9	0.8	0.8	0.6	1	2	2	10	5

---

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
82P00821	0-12	A	S	1.46	1.56	0.022			18.7	9.5		1.021		0.13		0.76	0.48
82P00822	12-30	E	S	1.41	1.57	0.036			21.5	12.7		1.031		0.12		0.74	0.44
82P00823	30-45	Bt1	S	1.51	1.80	0.060			23.1	15.9		1.041		0.11		0.76	0.43
82P00824	45-67	Bt2	S	1.54	1.84	0.061			22.8	16.0		1.041		0.10		0.78	0.45
82P00825	67-85	Bt3	S							17.0		1.040				0.75	0.47
82P00826	85-107	Btk	S							16.8		1.040				0.73	0.46
82P00827	107-127	Btkc1	S							15.5		1.039				0.70	0.44
82P00828	127-180	Btkc2	S							14.6		1.035				0.61	0.40
82P00829	180-232	Btkc3	S	1.66	1.91	0.046			18.0	13.2		1.032		0.08		0.65	0.40

*** Primary Characterization Data ***

Pedon ID: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled As	:	Rotan		Fine, mixed, thermic Pachic Paleustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0158

---

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 - - - - -)
					6B3a			6A1c		6C2b	6G7a	6D2a
82P00821	0-12	A	S		0.133			1.59	12	0.4	0.1	0.1
82P00822	12-30	E	S		0.084			1.05	12	0.5	0.1	0.1
82P00823	30-45	Bt1	S		0.066			0.79	12	0.5	0.1	0.1
82P00824	45-67	Bt2	S		0.062			0.64	10	0.5	0.1	0.1
82P00825	67-85	Bt3	S					0.45		0.5	0.1	0.1
82P00826	85-107	Btk	S					0.37		0.4	0.1	0.1
82P00827	107-127	Btkc1	S					0.25		0.4	0.1	0.1
82P00828	127-180	Btkc2	S					0.14		0.3	tr	0.1
82P00829	180-232	Btkc3	S					0.11		0.6	tr	0.1

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b		6H5a			5A3a	5A8b			5C3	5C1
82P00821	0-12	A	S	10.8*	3.0	tr	1.4	15.2	4.1			19.3	15.1			79	100
82P00822	12-30	E	S	15.9*	4.7	0.2	1.3	22.1	3.3			25.4	21.6			87	100
82P00823	30-45	Bt1	S	20.4*	6.8	0.3	1.2		3.1				27.9			90	100
82P00824	45-67	Bt2	S	19.9*	7.5	0.5	0.9		2.9				28.0			91	100
82P00825	67-85	Bt3	S	31.3*	9.3	1.1	0.6						27.3			100	100
82P00826	85-107	Btk	S	42.9*	10.3	1.8	0.6						26.4			100	100
82P00827	107-127	Btkc1	S	47.1*	10.4	2.4	0.6						24.7			100	100
82P00828	127-180	Btkc2	S	49.0*	9.5	2.4	0.5						22.0			100	100
82P00829	180-232	Btkc3	S	48.7*	8.3	2.5	0.5						21.3			100	100

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

*** Primary Characterization Data ***

Pedon ID: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled As	:	Rotan		Fine, mixed, thermic Pachic Paleustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0158

---

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	8A3a	4F1a1a1		5E
82P00821	0-12	A	S	6.8	2.8	0.3	1.3	--	1.2	0.2	0.4				1.0	0.4	8.9	46.1	tr	1.27	3.52	--	tr
82P00822	12-30	E	S																		0.14	1
82P00823	30-45	Bt1	S																		0.15	1
82P00824	45-67	Bt2	S																		0.17	2
82P00825	67-85	Bt3	S	1.6	0.9	3.3	0.1	--	3.0	0.7	0.8				1.8	--	--	56.6	tr	0.52	0.27	3	3
82P00826	85-107	Btk	S	2.0	1.3	6.0	0.1	--	2.8	0.2	3.3				2.5	--	--	61.2	tr	0.96	0.42	5	5
82P00827	107-127	Btkc1	S	3.4	2.3	9.7	0.1	--	1.8	0.3	7.3				6.2	0.3	0.4	55.8	0.1	1.59	0.63	8	6
82P00828	127-180	Btkc2	S	5.3	3.6	13.8	0.1	--	1.2	0.5	14.1				7.4	--	1.3	53.2	0.1	2.34	0.81	8	7
82P00829	180-232	Btkc3	S	6.1	3.5	14.6	0.1	--	1.0	0.2	17.5				5.1	--	0.1	52.2	0.1	2.55	0.93	8	7

---

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			6E1g		4E2a1a1a1
82P00821	0-12	A	S		6.1	6.3	6.3					--
82P00822	12-30	E	S		6.5	6.9						--
82P00823	30-45	Bt1	S		6.9	7.3				--		--
82P00824	45-67	Bt2	S		7.4	7.7				tr		--
82P00825	67-85	Bt3	S		8.0	8.3	7.7			2		--
82P00826	85-107	Btk	S		7.9	8.4	7.7			4		--
82P00827	107-127	Btkc1	S		8.0	8.3	7.7			10		--
82P00828	127-180	Btkc2	S		8.0	8.2	7.8			17		--
82P00829	180-232	Btkc3	S		8.0	8.2	7.8			18		--

*** Primary Characterization Data ***

Pedon ID: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled As	:	Rotan		Fine, mixed, thermic Pachic Paleustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0158

---

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

82P00822

12.0-30.0

E

tcly

MT 4

MI 3

KK 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7.3

&nbsp;

&nbsp;

1.0

&nbsp;

&nbsp;

&nbsp;

82P00824

45.0-67.0

Bt2

tcly

MT 3

MI 2

KK 2

QZ 1

&nbsp;

KK 18

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7.3

&nbsp;

&nbsp;

1.0

&nbsp;

&nbsp;

&nbsp;

82P00829

180.0-232.0

Btkc3

tcly

MT 4

MI 3

KK 3

QZ 1

&nbsp;

KK 17

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7.0

&nbsp;

&nbsp;

1.0

&nbsp;

&nbsp;

&nbsp;

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

MINERAL INTERPRETATION:
KK Kaolinite	MI 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: MLRA78-Rotan-TX009-008

( Archer, Texas )

Print Date: Apr 26 2024 8:27PM

Sampled As	:	Rotan		Fine, mixed, thermic Pachic Paleustoll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  82P0158

---

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

82P00822

12.0-30.0

E

vfs

 

 

 

 

 

 

 

 

 

91

QZ 91

FK 8

PO tr

TM tr

BT tr

MS tr

 

 

 

 

 

 

 

 

 

 

 

KK tr

ZR tr

EP tr

OP tr

 

 

 

82P00824

45.0-67.0

Bt2

vfs

 

 

 

 

 

 

 

 

 

89

QZ 88

FK 11

OP 1

MS tr

KK tr

TM tr

 

 

82P00829

180.0-232.0

Btkc3

vfs

 

 

 

 

 

 

 

 

 

86

QZ 86

FK 10

CB 4

KK tr

ZR tr

TM tr

 

 

 

 

 

 

 

 

 

 

 

OP tr

MS tr

EP tr

CA tr

HN tr

 

 

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm	 	 	 	 

MINERAL INTERPRETATION:
BT Biotite	CA Calcite	CB Carbonate Aggregates	EP Epidote	FK Potassium Feldspar
HN Hornblende	KK Kaolinite	MS Muscovite	OP Opaques	PO Plant Opal
QZ Quartz	TM Tourmaline	ZR Zircon