*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled as on Sep 6, 1991:	Solitude ; Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
Revised to correlated:	Solitude ; Fine-loamy, mixed, superactive, nonacid, isohyperthermic Aeric Tropic Fluvaquents

				United States Department of Agriculture
SSL	-	Project	CP91VI269   ST JOHN, VIRGIN ISLANDS	Natural Resources Conservation Service
	-	Site ID	S1991VI020005   Lat: 18° 19' 20.00" north  Long: 64° 43' 27.00" west  MLRA: 27	National Soil Survey Center
	-	Pedon No.	91P1193	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
91P07955	A1	A1	0-3				SCL	FSL
91P07956	A2	A2	3-15				SCL	FSL
91P07957	Bw1	Bw1	15-26				SCL	FSL
91P07958	Bw2	Bw2	26-43				SCL	FSL
91P07959	Bw3	Bw3	43-70				CL	FSL
91P07960	Bg1	Bg1	70-145				CL	L
91P07961	Bg2	Bg2	145-155				SL	FSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.61	(NA)
Clay, carbonate free, Weighted Average	21	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	53	% wt
Volume, >2mm, Weighted Average	17	% vol
Clay, total, Weighted Average	21	% wt
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
91P07955	0-3	A1	S	fsl	12.5	27.8	59.7	7.1		13.8	14.0	15.0	15.9	12.5	10.0	6.3	10	14	--	58	24
91P07956	3-15	A2	S	fsl	13.6	25.4	61.0	8.0		14.3	11.1	14.7	16.8	12.0	10.8	6.7	13	13	3	62	29
91P07957	15-26	Bw1	S	fsl	16.0	27.9	56.1	9.4		16.0	11.9	11.6	15.4	11.9	10.7	6.5	18	11	2	62	31
91P07958	26-43	Bw2	S	fsl	17.4	27.9	54.7	12.0		16.7	11.2	13.1	15.2	12.8	8.8	4.8	4	12	3	53	19
91P07959	43-70	Bw3	S	fsl	19.9	27.4	52.7	13.2		17.2	10.2	11.7	12.5	11.1	10.0	7.4	8	18	--	56	26
91P07960	70-145	Bg1	S	l	24.6	31.8	43.6	16.6		20.1	11.7	10.6	12.6	6.4	6.7	7.3	6	15	6	51	27
91P07961	145-155	Bg2	S	fsl	18.5	28.7	52.8	12.4		17.7	11.0	9.9	13.0	10.6	10.7	8.6	17	14	--	61	31

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

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
91P07955	0-3	A1	S	1.51	1.57	0.011			10.1	5.9		1.009		0.05		0.82	0.47
91P07956	3-15	A2	S							6.8		1.010				0.83	0.50
91P07957	15-26	Bw1	S	1.71	1.79	0.012			13.5	7.8		1.012		0.08		0.72	0.49
91P07958	26-43	Bw2	S	1.71	1.81	0.017			12.5	8.2		1.011		0.06		0.67	0.47
91P07959	43-70	Bw3	S	1.56	1.64	0.014			13.8	9.2		1.013		0.06		0.62	0.46
91P07960	70-145	Bg1	S	1.65	1.87	0.034			18.7	10.8		1.015		0.11		0.58	0.44
91P07961	145-155	Bg2	S							9.0		1.013				0.66	0.49

---

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 - - - - - - - - - - - - - - - - - - - - - -)

3C1e1a

91P07955

0-3

A1

S

8.4

91P07956

3-15

A2

S

9.4

91P07957

15-26

Bw1

S

11.5

91P07958

26-43

Bw2

S

11.4

91P07959

43-70

Bw3

S

12.3

91P07960

70-145

Bg1

S

15.1

91P07961

145-155

Bg2

S

13.1

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

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 - - - - -)
								6A1c		6C2b	6G7a	6D2a		8J	6C9b	6G12b	6V2b	6D5b
91P07955	0-3	A1	S					1.22		0.4	0.1	--	0.11	0.03	0.14	0.04	0.03	56.7
91P07956	3-15	A2	S					0.79		0.5	0.1	tr	0.08	0.03	0.10	0.03	0.03	69.5
91P07957	15-26	Bw1	S					0.45		0.5	0.1	tr	0.12	0.02	0.12	0.05	0.05	77.7
91P07958	26-43	Bw2	S					0.35		0.5	0.1	tr	0.12	0.02	0.14	0.05	0.05	135.6
91P07959	43-70	Bw3	S					0.21		0.5	0.1	tr	0.11	0.02	0.11	0.05	0.05	155.6
91P07960	70-145	Bg1	S					0.21		0.6	0.1	tr	0.16	0.02	0.19	0.06	0.06	145.5
91P07961	145-155	Bg2	S					0.44		0.4	tr	--	0.12	0.02	0.14	0.05	0.04	--

---

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
91P07955	0-3	A1	S	3.8*	5.3	2.1	0.2	11.4	2.9			14.3	10.2			80	100
91P07956	3-15	A2	S	3.7*	6.3	3.5	0.1	13.6	2.0			15.6	11.3			87	100
91P07957	15-26	Bw1	S	4.0*	6.8	4.0	0.2	15.0	2.0			17.0	11.5			88	100
91P07958	26-43	Bw2	S	4.1*	7.2	4.3	0.1		0.3				11.6			98	100
91P07959	43-70	Bw3	S	4.1*	7.9	5.0	0.2		0.5				12.3			97	100
91P07960	70-145	Bg1	S	4.4*	8.9	6.4	0.2		0.7				14.2			97	100
91P07961	145-155	Bg2	S	4.8*	9.7	8.6	0.2		--				12.3			100	100

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

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

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
91P07955	0-3	A1	S	11.2	24.6	37.3	0.8	--	0.3	--	61.6				13.6	--	--	32.4	0.2	6.75	1.36	9	9
91P07956	3-15	A2	S	10.1	23.0	52.6	0.6	--	0.8	--	78.9				13.5	--	--	35.1	0.2	7.89	1.74	15	13
91P07957	15-26	Bw1	S	8.2	19.2	51.8	0.3	--	1.6	--	74.4				10.9	--	--	35.7	0.2	7.50	1.69	19	14
91P07958	26-43	Bw2	S	9.3	20.4	57.4	0.3	--	1.2	--	84.5				10.7	--	--	37.5	0.2	8.08	1.88	18	15
91P07959	43-70	Bw3	S	11.4	23.5	61.7	0.4	--	1.0	--	91.4				12.4	--	--	41.1	0.3	8.79	2.32	20	15
91P07960	70-145	Bg1	S	15.9	37.3	83.0	0.5	--	1.3	--	134.8				15.1	--	--	41.8	0.4	12.50	3.13	21	16
91P07961	145-155	Bg2	S	29.7	96.8	124.2	0.8	--	2.7	--	235.2				28.9	--	--	41.8	0.7	19.70	4.88	28	16

---

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
91P07955	0-3	A1	S		5.1	5.2	5.1					--
91P07956	3-15	A2	S		5.9	6.0	5.8					--
91P07957	15-26	Bw1	S		6.9	7.0	6.9					--
91P07958	26-43	Bw2	S		7.1	7.3	7.0			--		--
91P07959	43-70	Bw3	S		7.2	7.4	7.1			tr		--
91P07960	70-145	Bg1	S		7.4	7.4	7.2			--		--
91P07961	145-155	Bg2	S		7.2	7.2	7.9			--		--

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

Phosphorus

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

6S3

91P07955

0-3

A1

S

4.0

91P07956

3-15

A2

S

2.0

91P07957

15-26

Bw1

S

1.0

91P07958

26-43

Bw2

S

2.0

91P07959

43-70

Bw3

S

3.0

91P07960

70-145

Bg1

S

2.0

91P07961

145-155

Bg2

S

4.0

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

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

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

91P07957

15.0-26.0

Bw1

tcly

KK 3

MI 3

MT 2

VR 2

FD 1

15

8.3

1.3

91P07959

43.0-70.0

Bw3

tcly

MI 3

KK 3

MT 3

VC 2

FD 1

17

9.2

1.5

91P07961

145.0-155.0

Bg2

tcly

MI 3

KK 3

MT 3

VC 2

FD 2

17

8.6

1.4

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
FD Feldspar	KK Kaolinite	MI Mica	MT Montmorillonite	VC Vermiculite-Chlorite
VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 91VI020005

( St. John, Virgin Islands )

Print Date: Nov 24 2024 11:35AM

Sampled As	:	Solitude		Fine-loamy, mixed, nonacid, isohyperthermic Aeric Tropaquept
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P1193

---

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

91P07957

15.0-26.0

Bw1

fs

99

QZ 99

OT 1

OP tr

91P07959

43.0-70.0

Bw3

vfs

99

QZ 98

OP 1

OW tr

ZR tr

GS tr

PO tr

TM tr

PR tr

MS tr

AM tr

91P07959

43.0-70.0

Bw3

fs

93

QZ 93

OT 7

OP tr

91P07961

145.0-155.0

Bg2

csi

41

QZ 41

FP 24

PR 18

OW 14

HN 2

AM tr

FK tr

MS tr

CL tr

BT tr

PO tr

91P07961

145.0-155.0

Bg2

fs

98

QZ 98

OT 2

TM tr

OP tr

FK 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:
AM Amphibole	BT Biotite	CL Chlorite	FK Potassium Feldspar	FP Plagioclase Feldspar
GS Glass	HN Hornblende	MS Muscovite	OP Opaques	OT Other
OW Other Weatherable Minerals	PO Plant Opal	PR Pyroxene	QZ Quartz	TM Tourmaline
ZR Zircon