*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled as on Aug 6, 2013:	unnamed ; Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
Revised to correlated on May 16, 2017:	unnamed ; Loamy-skeletal, isotic, frigid Andic Dystrudepts

				United States Department of Agriculture
SSL	-	Project	C2013USMT120   Glacier Nat Park 2013	Natural Resources Conservation Service
	-	Site ID	S2013MT029003   Lat: 48° 33' 58.56" north  Long: 114° 0' 48.10" west  MLRA: 43A	National Soil Survey Center
	-	Pedon No.	13N97281	Kellogg 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
13N12300	A	A	0-6	S2013MT029003-1			ASHY-L	SIL
13N12301	Bw1	Bw1	6-24	S2013MT029003-2			ASHY-L	SIL
13N12302	Bw2	Bw2	24-40	S2013MT029003-3			ASHY-GR-L	SIL
13N12303	2BC	2BC	40-71	S2013MT029003-4			GRV-SL	SL
13N12304	2C	2C	71-110	S2013MT029003-5			GRX-LCOS	COSL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	71	% wt
Volume, >2mm, Weighted Average	37	% vol
Clay, total, Weighted Average	7	% wt
Clay, carbonate free, Weighted Average	7	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4	0.71	(NA)
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
13N12300	0-6	A	S	sil	12.3	63.6	24.1			44.2	19.4	11.0	4.1	4.2	2.5	2.3	4	9	--	24	13
13N12301	6-24	Bw1	S	sil	7.0	62.3	30.7			39.7	22.6	13.6	6.2	4.8	4.5	1.6	5	6	--	26	13
13N12302	24-40	Bw2	S	sil	14.5	54.5	31.0			31.9	22.6	12.2	8.6	3.8	3.9	2.5	9	16	2	41	28
13N12303	40-71	2BC	S	sl	5.7	38.6	55.7			19.8	18.8	11.8	11.4	9.9	12.4	10.2	21	29	1	73	58
13N12304	71-110	2C	S	cosl	5.0	23.7	71.3			12.1	11.6	9.6	10.1	15.5	19.0	17.1	20	40	3	86	68

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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	%
										3C2a1a		3D1
13N12300	0-6	A	S							15.6		1.031				1.79	1.27
13N12301	6-24	Bw1	S							19.3		1.062				3.31	2.76
13N12302	24-40	Bw2	S							13.2		1.029				1.02	0.91
13N12303	40-71	2BC	S							3.7		1.005				0.46	0.65
13N12304	71-110	2C	S							3.4		1.005				0.82	0.68

---

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

13N12300

0-6

A

S

24.3

13N12301

6-24

Bw1

S

24.7

13N12302

24-40

Bw2

S

18.3

13N12303

40-71

2BC

S

5.8

13N12304

71-110

2C

S

5.1

---

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 - - - - -)
				4H2a	4H2a	4H2a				4G1	4G1	4G1		4G2	4G2	4G2	4G2	4G2
13N12300	0-6	A	S	3.49	0.28	0.02	3.5		13	1.3	0.4	0.2	1.41	0.23	0.90	0.95	0.38	1529.8
13N12301	6-24	Bw1	S	3.61	0.21	0.03	3.6		17	2.2	1.5	tr	3.10	0.42	1.44	2.38	0.75	193.5
13N12302	24-40	Bw2	S	1.66	0.10	0.01	1.7		16	1.6	0.6	0.1	1.22	0.21	0.96	0.74	0.13	282.8
13N12303	40-71	2BC	S	0.17	0.03	tr	0.2		6	0.4	0.1	tr	0.11	0.02	0.11	0.06	0.01	57.5
13N12304	71-110	2C	S	0.17	0.03	tr	0.2		6	0.4	0.1	tr	0.12	0.02	0.11	0.07	0.01	68.0

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				4B1a1a	4B1a1a	4B1a1a	4B1a1a		4B2b1a1	4B3a1a	4B3a1a		4B1a1a
13N12300	0-6	A	S	15.3	2.0	--	1.1	18.4	13.7			32.1	22.0			57	84
13N12301	6-24	Bw1	S	3.5	0.6	--	0.2	4.3	39.1				23.2				19
13N12302	24-40	Bw2	S	2.6	0.6	--	0.2	3.4	21.0	2.4	0.7	24.4	14.8	5.8	41	14	23
13N12303	40-71	2BC	S	0.6	0.2	--	--	0.8	4.2	0.5	0.1	5.0	2.6	1.3	38	16	31
13N12304	71-110	2C	S	1.0	0.2	--	tr	1.2	1.9	0.4	0.1	3.1	4.1	1.6	25	39	29

---

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 - -)

%

13N12300

0-6

A

S

--

13N12301

6-24

Bw1

S

--

13N12302

24-40

Bw2

S

--

13N12303

40-71

2BC

S

--

13N12304

71-110

2C

S

--

---

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			4C1a1a1	4E1a1a1a1
13N12300	0-6	A	S		6.2	6.6			10.1
13N12301	6-24	Bw1	S		5.2	5.9			11.2	tr
13N12302	24-40	Bw2	S		4.7	5.4			10.6
13N12303	40-71	2BC	S		4.6	5.5			8.8
13N12304	71-110	2C	S		4.7	5.5			8.8

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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 - - - - - - - - - - - - - - - - - - - -)
					4D8a1	4G2			4D3a1
13N12300	0-6	A	S		62	850.4			8.0
13N12301	6-24	Bw1	S		97	747.4			2.7
13N12302	24-40	Bw2	S		70	470.3			12.0
13N12303	40-71	2BC	S		19	106.7			12.4
13N12304	71-110	2C	S		17	100.0

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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

7A1b1

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

13N12300

0.0-6.0

A

tcly

VR 2

MT 2

MI 1

KK 1

CL 1

VERM

13N12301

6.0-24.0

Bw1

tcly

VR 2

KK 1

MI 1

CL 1

NX 6

VERM

13N12302

24.0-40.0

Bw2

tcly

VR 2

CL 2

KK 2

MI 1

VERM

13N12303

40.0-71.0

2BC

tcly

MI 3

VR 3

CL 3

KK 2

QZ 2

CMIX

FP 1

FK 1

13N12304

71.0-110.0

2C

tcly

MI 3

VR 3

CL 3

QZ 2

KK 2

CMIX

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CL Chlorite	FK Potassium Feldspar	FP Plagioclase Feldspar	KK Kaolinite	MI Mica
MT Montmorillonite	NX Non-Crystalline	QZ Quartz	VR Vermiculite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

INTERPRETATION (BY HORIZON):
CMIX - Mixed Clay	VERM - Vermiculitic

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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

13N12300

0.0-6.0

A

csi

66

QZ 55

GS 21

FK 6

HN 4

FE 4

CD 3

SMIX

GC 2

OP 2

PO 2

PR 2

CL 1

BT 1

BY tr

MS tr

13N12301

6.0-24.0

Bw1

csi

57

QZ 49

GS 26

GC 5

FK 5

CD 4

BT 3

GLSS

FE 2

GA 2

PO 2

HN 2

PR 1

MS tr

OP tr

FP tr

BY tr

CL tr

13N12302

24.0-40.0

Bw2

csi

77

QZ 69

GS 7

FK 6

BT 5

CD 5

FE 3

SMIX

HN 2

MS 1

GC 1

CL 1

BY tr

FP tr

OP tr

PO tr

PR tr

SS tr

ZR tr

13N12303

40.0-71.0

2BC

csi

81

QZ 78

FK 14

BT 3

CD 1

MS 1

OP 1

SMIX

FE 1

PR 1

ZR tr

PO tr

GS tr

HN tr

CL tr

BY tr

13N12304

71.0-110.0

2C

csi

77

QZ 75

FK 15

BT 4

CD 2

MS 2

HN 1

SMIX

*** Primary Characterization Data ***

Pedon ID: S2013MT029003

( Flathead, Montana )

Print Date: Dec 17 2024 9:24PM

Sampled As	:	unnamed		Ashy over loamy-skeletal, superactive, frigid Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97281

---

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
														CL 1	PR 1	RU tr	BY tr	OP tr	PO tr

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm

MINERAL INTERPRETATION:
BT Biotite	BY Beryl	CD Chert (Chalcedony	CL Chlorite	FE Iron Oxides (Goethite
FK Potassium Feldspar	FP Plagioclase Feldspar	GA Glass Aggregates	GC Glass Coated Grain	GS Glass
HN Hornblende	MS Muscovite	OP Opaques	PO Plant Opal	PR Pyroxene
QZ Quartz	RU Rutile	SS Sponge Spicule	ZR Zircon

INTERPRETATION (BY HORIZON):
GLSS - GLSS	SMIX - Mixed Sand