*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled as on Apr 29, 1987:	Amarillo ; Fine-loamy, mixed Aridic Paleustalfs
Revised to correlated on Sep 1, 1991:	(unnamed) ; Coarse-loamy, mixed, superactive, thermic Aridic Haplustalf

				United States Department of Agriculture
SSL	-	Project	CP87TX153   WEPP BIG SPRINGS, TEXAS	Natural Resources Conservation Service
	-	Site ID	S1987TX227001   Lat: 32° 15' 60.00" north  Long: 101° 30' 0.00" west  MLRA: 77C	National Soil Survey Center
	-	Pedon No.	87P0455	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
87P02376	Ap	Ap	0-27				FSL	LS
87P02377	BA	BA	27-32				FSL	LFS
87P02378	Bt1	Bt1	32-46				FSL	FSL
87P02379	Bt2	Bt2	46-69				SCL	FSL
87P02380	Bt3	Bt3	69-98				SCL	FSL
87P02381	Bt4	Bt4	98-122				SCL	FSL
87P02382	Bt5	Bt5	122-140				SCL	FSL
87P02383	Btk	Btk	140-287				SCL	SCL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.75	(NA)
Clay, carbonate free, Weighted Average	15	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	48	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	15	% wt
LE, Whole Soil, Summed to 1m	2	cm/m
Weighted averages based on control section: 32-82 cm

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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
87P02376	0-27	Ap	S	ls	7.3	7.7	85.0	5.7		2.9	4.8	21.1	38.7	23.9	1.3	--	--	--	--	64	--
87P02377	27-32	BA	S	lfs	8.6	8.8	82.6	7.1		3.9	4.9	21.3	38.3	21.9	1.1	--	--	--	--	61	--
87P02378	32-46	Bt1	S	fsl	13.3	10.5	76.2	10.4		4.3	6.2	20.1	34.1	20.9	1.1	--	--	--	--	56	--
87P02379	46-69	Bt2	S	fsl	16.9	14.9	68.2	13.4		5.6	9.3	21.0	29.7	16.5	1.0	--	--	--	--	47	--
87P02380	69-98	Bt3	S	fsl	13.2	20.6	66.2	13.2	1.4	9.5	11.1	22.8	27.8	14.7	0.9	--	--	--	--	43	--
87P02381	98-122	Bt4	S	fsl	15.1	16.4	68.5	11.3	1.1	6.1	10.3	25.0	28.8	14.0	0.7	--	--	tr	--	44	tr
87P02382	122-140	Bt5	S	fsl	14.1	13.8	72.1	10.4	2.0	4.8	9.0	26.1	29.6	15.2	1.0	0.2	tr	tr	--	46	tr
87P02383	140-287	Btk	S	scl	22.2	22.1	55.7	8.0	10.4	13.5	8.6	18.6	23.0	12.6	1.0	0.5	1	tr	--	38	1

---

Water Dispersible PSDA				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Dispersible - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)
				Clay	Silt	Sand	F	CO3	F	C	VF	F	M	C	VC
				<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1
	Depth			.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				3A1a6a	3A1a6a	3A1a6a			3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a	3A1a6a
87P02376	0-27	Ap	S	3.5	10.6	85.9			3.1	7.1	20.2	39.3	24.0	1.2	0.1

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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	3F1a1a	8D1	8D1
87P02376	0-27	Ap	S	1.69	1.74	0.010			7.3	3.4		1.003		0.07	3	0.70	0.47
87P02377	27-32	BA	S	1.73	1.87	0.026			10.5	4.1		1.003		0.11		0.70	0.48
87P02378	32-46	Bt1	S	1.79	1.89	0.018			10.8	6.0		1.006		0.09		0.67	0.45
87P02379	46-69	Bt2	S	1.51	1.63	0.026			15.3	8.1		1.009		0.11		0.67	0.48
87P02380	69-98	Bt3	S	1.51	1.62	0.024			15.4	8.4		1.010		0.11		0.89	0.64
87P02381	98-122	Bt4	S	1.55	1.66	0.023			14.7	7.7		1.008		0.11		0.73	0.51
87P02382	122-140	Bt5	S	1.59	1.67	0.016			14.0	6.8		1.006		0.11		0.72	0.48
87P02383	140-287	Btk	S	1.60	1.68	0.016			14.6	7.0		1.005		0.12		0.29	0.32

---

Water Content				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-
				(- - Atterberg - -)		(- - - - - Bulk Density - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
				(- - - Limits - - -)		Field	Recon	Recon	Field	Recon	(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
				LL	PI		33	Oven		33	6	10	33	100	200	500
	Depth						kPa	Dry		kPa	kPa	kPa	kPa	kPa	kPa	kPa
Layer	(cm)	Horz	Prep	pct <0.4mm		(- - - - - - - - g cm-3 - - - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
				4F1	4F							3C1b1a			3C1e1a
87P02376	0-27	Ap	S		NP							17.2			4.7
87P02377	27-32	BA	S									17.4			6.0
87P02378	32-46	Bt1	S									24.3			8.7
87P02379	46-69	Bt2	S	23	12										11.6
87P02380	69-98	Bt3	S												12.3
87P02381	98-122	Bt4	S												11.1
87P02382	122-140	Bt5	S												9.8
87P02383	140-287	Btk	S												10.9

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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 - - - - -)
				6A2d	6B3a			6A1c		6C2b	6G7a			8J		6G12	6V2	6D5b
87P02376	0-27	Ap	S	0.21	0.017			0.15	9	0.2	tr			0.01
87P02377	27-32	BA	S		0.021			0.14	7	0.3	tr			0.01		0.01
87P02378	32-46	Bt1	S		0.025			0.18	7	0.3	tr			0.02		0.03	0.01	100.0
87P02379	46-69	Bt2	S		0.030			0.18	6	0.4	tr			0.01		0.02	0.01	100.0
87P02380	69-98	Bt3	S		0.020			0.11	5	0.4	tr			0.01		0.03	0.02	100.0
87P02381	98-122	Bt4	S		0.019			0.08	4	0.3	tr			0.01		0.02	0.01	100.0
87P02382	122-140	Bt5	S					0.05		0.3	tr			0.01		0.02	0.01	100.0
87P02383	140-287	Btk	S					0.06		tr	--			0.01			0.01

---

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
87P02376	0-27	Ap	S	5.9*	0.5	0.3	0.4	7.1	0.5			7.6	5.1			93	100
87P02377	27-32	BA	S	6.3*	0.7	tr	0.4	7.4	0.4			7.8	6.0			95	100
87P02378	32-46	Bt1	S	8.5*	1.0	tr	0.5	10.0	1.3			11.3	8.9			88	100
87P02379	46-69	Bt2	S	10.0*	1.5	tr	0.4		0.7				11.3			94	100
87P02380	69-98	Bt3	S	34.8*	2.1	0.1	0.4						11.7			100	100
87P02381	98-122	Bt4	S	35.6*	2.6	--	0.4						11.0			100	100
87P02382	122-140	Bt5	S	32.7*	2.8	tr	0.4						10.1			100	100
87P02383	140-287	Btk	S	41.4*	2.7	tr	0.3						6.5			100	100

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

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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
87P02376	0-27	Ap	S	1.6	0.2	0.3	0.3	--	1.0	0.1	0.1				0.4	--	0.7	22.2	tr	0.25	0.05	6	tr
87P02377	27-32	BA	S																		0.05	--
87P02378	32-46	Bt1	S																		0.05	--
87P02379	46-69	Bt2	S																		0.08	--
87P02380	69-98	Bt3	S																		0.14	1
87P02381	98-122	Bt4	S																		0.15	--
87P02382	122-140	Bt5	S																		0.13	--
87P02383	140-287	Btk	S																		0.13	--

---

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
87P02376	0-27	Ap	S		6.8	7.5	7.1
87P02377	27-32	BA	S		6.8	7.5
87P02378	32-46	Bt1	S		6.9	7.7
87P02379	46-69	Bt2	S		7.0	7.7				--
87P02380	69-98	Bt3	S		7.7	8.1				1
87P02381	98-122	Bt4	S		7.8	8.3				1
87P02382	122-140	Bt5	S		7.8	8.3				2
87P02383	140-287	Btk	S		7.9	8.5				24

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

Trace Elements Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Ag	As	Ba	Be	Cd	Co	Cr	Cu	Mn	Mo		Hg
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg		ug/kg
								4H1a	4H1a	4H1a	4H1a	4H1a
87P02377	27-32	BA	S					0.13	2.02	10.52	5.21	96.85
87P02379	46-69	Bt2	S					0.16	3.34	17.56	7.87	156.84
87P02380	69-98	Bt3	S					0.15	3.23	15.36	6.04	139.62
87P02381	98-122	Bt4	S					0.15	3.09	15.12	8.05	135.04
87P02382	122-140	Bt5	S					0.14	2.98	13.40	5.99	128.96
87P02383	140-287	Btk	S					0.23	2.44	10.10	6.26	90.54

---

Trace Elements Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
	Depth			Ni	P	Pb	Sb	Se	Sn	Sr	Tl	V	W	Zn
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	ug/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1a	4H1a	4H1a								4H1a
87P02377	27-32	BA	S	6.06	71.36	4.22								21.72
87P02379	46-69	Bt2	S	10.71	98.18	6.55								39.18
87P02380	69-98	Bt3	S	10.27	97.46	6.29								35.78
87P02381	98-122	Bt4	S	10.12	91.08	6.08								33.66
87P02382	122-140	Bt5	S	9.67	83.71	5.57								30.33
87P02383	140-287	Btk	S	7.65	150.94	3.78								23.20

---

Major Elements				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
	Depth			Al	Ca	Fe	K	Mg	Mn	Na	P	Si	Sr	Ti	Zr
Layer	(cm)	Horz	Prep	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg	mg/kg
				4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b	4H1b		4H1b	4H1b
87P02377	27-32	BA	S	13893	1325	6077	4636	1233	108	1055	104	390048		913	57
87P02379	46-69	Bt2	S	31599	2821	14297	10457	3002	207	2601	121	365212		2029	110
87P02380	69-98	Bt3	S	25725	9016	10940	8053	2692	157	1944	127	368239		1569	84
87P02381	98-122	Bt4	S	23408	8304	10013	7741	2618	145	1881	89	371944		1496	90
87P02382	122-140	Bt5	S	18433	7066	7663	6185	2371	120	1395	111	384409		1167	75
87P02383	140-287	Btk	S	20226	117900	8338	7777	3500	129	2134	248	278022		1421	82

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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

7A4a

7A4b

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P02376

0.0-27.0

Ap

tcly

MI 3

MT 2

KK 2

KK 2

5.9

2.3

87P02378

32.0-46.0

Bt1

tcly

MI 3

MT 2

KK 2

KK 5

6.7

2.4

87P02379

46.0-69.0

Bt2

tcly

MI 2

MT 2

KK 1

KK 10

7.3

2.3

87P02383

140.0-287.0

Btk

tcly

CA 3

MI 2

MT 2

KK 1

KK tr

4.1

1.7

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	KK Kaolinite	MI Mica	MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

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

87P02376

0.0-27.0

Ap

vfs

86

QZ 86

FK 12

OT 1

FP tr

AM tr

PR tr

OP tr

GN tr

CA tr

ZR tr

TM tr

87P02378

32.0-46.0

Bt1

vfs

84

QZ 82

FK 16

OP 2

FP 1

OT tr

MS tr

TM tr

PR tr

BC tr

87P02379

46.0-69.0

Bt2

vfs

79

QZ 78

FK 18

OT 1

OP 1

FP 1

TM tr

GS tr

ZR tr

MS tr

BT tr

HN tr

AM tr

87P02383

140.0-287.0

Btk

vfs

74

QZ 73

FK 18

CB 4

FP 2

OT 2

OP 1

BT 1

TM tr

ZR tr

PR tr

CA tr

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

MINERAL INTERPRETATION:
AM Amphibole	BC Biotite-Chlorite	BT Biotite	CA Calcite	CB Carbonate Aggregates
FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet	GS Glass	HN Hornblende
MS Muscovite	OP Opaques	OT Other	PR Pyroxene	QZ Quartz
TM Tourmaline	ZR Zircon

*** Primary Characterization Data ***

Pedon ID: 87TX227001

( Howard, Texas )

Print Date: Feb 16 2025 5:11AM

Sampled As	:	Amarillo		Fine-loamy, mixed Aridic Paleustalfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0455

---

Fine Earth Mineralogy (<2.0 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																	7D2	tion
Layer	(cm)	Horz	ion	( - - - - - - - - - - peak size - - - - - - - - - - )					(- - - - - - - - - % - - - - - - - - - -)				(- - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -)							mg g-1
87P02376	0.0-27.0	Ap	feth																	6.0

FRACTION INTERPRETATION:
feth - Fine Earth <2 mm