*** Primary Characterization Data ***

Pedon ID: 57MT021001

( Dawson, Montana )

Print Date: Nov 23 2024 8:22PM

Sampled as on Mar 2, 2004:	Edgar
Revised to correlated:	Turner ; Fine-loamy over sandy or sandy-skeletal, mixed, superactive, frigid Typic Argiustolls

				United States Department of Agriculture
SSL	-	Project	NL40010   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	57MT021001   Lat: 47° 35' 46.92" north  Long: 104° 37' 8.01" west  MLRA: 58A	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A5313	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
40A39970	A11	A11	0-5	6777			L	L
40A39971	A12	A12	5-15	6778			L	L
40A39972	B1	B2	15-30	6779			L	L
40A39973	B2	B3	30-41	6780			L	L
40A39974	BK	Cca	41-66	6781			L	L
40A39975	C1	D1	66-122	6782			COS	COS
40A39976	C2	D2	122-152	6783			COS	COS

---

---

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	3B1	3B1	3B1
40A39970	0-5	A11	S	l	14.3	39.7	46.0			16.8	22.9	13.7	13.4	10.5	6.1	2.3	--	--	--	32	--
40A39971	5-15	A12	S	l	14.5	35.9	49.6			14.3	21.6	14.6	15.0	12.2	6.4	1.4	--	--	--	35	--
40A39972	15-30	B1	S	l	16.6	34.3	49.1			12.9	21.4	16.9	14.0	11.4	5.9	0.9	--	--	--	32	--
40A39973	30-41	B2	S	l	18.3	40.0	41.7			16.7	23.3	17.2	11.4	8.1	4.2	0.8	--	--	--	25	--
40A39974	41-66	BK	S	l	24.5	34.9	40.6			15.8	19.1	19.2	11.4	5.2	3.0	1.8	--	--	--	21	--
40A39975	66-122	C1	S	cos	2.6	3.3	94.1			2.0	1.3	3.5	28.4	33.2	18.7	10.3	--	--	--	91	--
40A39976	122-152	C2	S	cos	0.6	1.2	98.2			0.9	0.3	1.0	19.4	27.2	36.1	14.5	--	--	--	97	--

*** Primary Characterization Data ***

Pedon ID: 57MT021001

( Dawson, Montana )

Print Date: Nov 23 2024 8:22PM

Sampled As	:	Edgar
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A5313

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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

40A39970

0-5

A11

S

4.04

40A39971

5-15

A12

S

1.59

40A39972

15-30

B1

S

1.01

40A39973

30-41

B2

S

1.46

40A39974

41-66

BK

S

0.88

40A39975

66-122

C1

S

0.10

40A39976

122-152

C2

S

0.02

---

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

40A39970

0-5

A11

S

6.6

--

40A39971

5-15

A12

S

7.0

--

40A39972

15-30

B1

S

7.3

--

40A39973

30-41

B2

S

7.7

1

40A39974

41-66

BK

S

8.1

22

40A39975

66-122

C1

S

8.9

3

40A39976

122-152

C2

S

9.3

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