*** Primary Characterization Data ***

Pedon ID: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled as on May 30, 1991:	Granile ; Loamy-skeletal, mixed Typic Cryoboralfs
Revised to correlated on Apr 1, 1993:	(unnamed) ; Loamy-skeletal, mixed, superactive Typic Cryoboralf

				United States Department of Agriculture
SSL	-	Project	CP91CO227   ROOSEVELT NATIONAL FOREST	Natural Resources Conservation Service
	-	Site ID	S1991CO069004   Lat: 40° 37' 4.00" north  Long: 105° 29' 13.01" west  MLRA: 48A	National Soil Survey Center
	-	Pedon No.	91P0995	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
91P06227	Oe	OE	2-0
91P06228	E1	E(1)	0-18				SL	FSL
91P06229	E2	E(2)	18-33				SL	COSL
91P06230	B/E	B/E	33-48				SCL	FSL
91P06231	Bt1	Bt1	48-59				SCL	SCL
91P06232	Bt2	Bt2	59-99				SCL	SCL
91P06233	Bt3	Bt3	99-152				SCL	SCL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.64	(NA)
Clay, carbonate free, Weighted Average	25	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	76	% wt
Volume, >2mm, Weighted Average	46	% vol
Clay, total, Weighted Average	25	% wt
Weighted averages based on control section: 48-98 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
91P06227	2-0	Oe	S														6	8	--
91P06228	0-18	E1	S	fsl	7.2	39.0	53.8	2.9		16.9	22.1	16.7	12.6	7.4	8.7	8.4	13	16	15	65	44
91P06229	18-33	E2	S	cosl	9.3	29.5	61.2	3.4		12.7	16.8	12.0	9.6	6.1	11.1	22.4	16	22	13	75	51
91P06230	33-48	B/E	S	fsl	14.9	26.1	59.0	6.2		11.5	14.6	16.7	13.3	9.5	9.8	9.7	10	18	25	73	53
91P06231	48-59	Bt1	S	scl	22.4	23.8	53.8	11.5		11.6	12.2	14.1	13.3	10.0	10.3	6.1	14	16	40	82	70
91P06232	59-99	Bt2	S	scl	26.2	20.4	53.4	16.3		9.8	10.6	11.5	12.2	8.4	11.3	10.0	5	34	17	74	56
91P06233	99-152	Bt3	S	scl	24.1	21.4	54.5	15.1		10.0	11.4	11.3	12.5	8.8	11.9	10.0	8	15	17	66	40

*** Primary Characterization Data ***

Pedon ID: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled As	:	Granile		Loamy-skeletal, mixed Typic Cryoboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0995

---

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	4B1c	3C2a1a	4B2b	3D1		4C1		8D1	8D1
91P06227	2-0	Oe	S							46.0		1.065
91P06227	2-0	Oe	M								75.5
91P06228	0-18	E1	S	1.54	1.56	0.003		11.7	10.7	3.5		1.008		0.08		1.00	0.49
91P06229	18-33	E2	S	1.59	1.61	0.003			10.9	3.8		1.007		0.07		0.75	0.41
91P06230	33-48	B/E	S	1.53	1.54	0.001			12.1	4.9		1.012		0.07		0.70	0.33
91P06231	48-59	Bt1	S							7.7		1.016				0.63	0.34
91P06232	59-99	Bt2	S	1.59	1.74	0.017			21.2	9.5		1.020		0.11		0.65	0.36
91P06233	99-152	Bt3	S	2.02	2.06	0.004			7.9	9.0		1.022		--		0.65	0.37

---

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

91P06228

0-18

E1

S

6.6

91P06232

59-99

Bt2

S

12.4

---

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	6D2a								6C8a	6G10
91P06227	2-0	Oe	S	39.81	1.114			49.26
91P06228	0-18	E1	S	0.82				0.76		0.6	0.1	--								0.1	0.2
91P06229	18-33	E2	S	0.24				0.24		0.8	0.1	tr								0.1	0.1
91P06230	33-48	B/E	S	0.24				0.24		1.0	0.1	--								tr	0.1
91P06231	48-59	Bt1	S	0.22				0.28		1.3	0.1	--								tr	0.1
91P06232	59-99	Bt2	S	0.29				0.17		1.3	0.1	--								--	0.1
91P06233	99-152	Bt3	S	0.21				0.15		1.3	0.1	tr								--	0.1

*** Primary Characterization Data ***

Pedon ID: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled As	:	Granile		Loamy-skeletal, mixed Typic Cryoboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0995

---

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	6G9c		5A3a	5A8b	5A3b	5G1	5C3	5C1
91P06227	2-0	Oe	S	28.6	5.9	0.2	1.4		56.0	1.1			69.4
91P06228	0-18	E1	S	3.3	0.9	0.1	0.2	4.5	3.2	0.3		7.7	7.2	4.8	6	58	63
91P06229	18-33	E2	S	3.6	1.1	--	0.2	4.9	2.9	--		7.8	7.0			63	70
91P06230	33-48	B/E	S	6.3	2.0	0.1	0.2	8.6	5.5	--		14.1	10.5			61	82
91P06231	48-59	Bt1	S	9.0	3.1	tr	0.3	12.4	3.8	--		16.2	14.0			77	89
91P06232	59-99	Bt2	S	11.5	4.3	0.1	0.3	16.2	4.0			20.2	16.9			80	96
91P06233	99-152	Bt3	S	11.0	4.1	0.1	0.2	15.4	3.5			18.9	15.7			81	98

---

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 - -)

%

91P06228

0-18

E1

S

1

91P06229

18-33

E2

S

--

91P06230

33-48

B/E

S

1

91P06231

48-59

Bt1

S

--

91P06232

59-99

Bt2

S

1

91P06233

99-152

Bt3

S

1

*** Primary Characterization Data ***

Pedon ID: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled As	:	Granile		Loamy-skeletal, mixed Typic Cryoboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0995

---

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
				4C1a2a3	4C1a2a	4C1a2a
91P06227	2-0	Oe	S	4.0	4.4	4.6
91P06228	0-18	E1	S	4.1	4.8	5.3
91P06229	18-33	E2	S	3.9	4.8	5.1
91P06230	33-48	B/E	S	3.8	4.7	5.3
91P06231	48-59	Bt1	S	4.0	5.0	5.6
91P06232	59-99	Bt2	S	4.2	5.3	6.0
91P06233	99-152	Bt3	S	4.2	5.4	6.2

---

Organic				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-
				Mineral	OM	OM+	(- Total -)			Fiber Content		NaPyro	Decomp	Limnic	(- - pH - -)		(- - Bulk Density - -)			Proj
	Depth			Content	TC*1.724	Min	C	N	C/N	Unrub	Rub	Color	State	Matter	CaCl2	H2O	33 kPa	33 kPa rewet	OD	Subs
Layer	(cm)	Horz	Prep	(- - - - - - - - % - - - - - - - -)					ratio	% (by vol)								g cm-3		cm cm-1
				5A			6A2d	6B3a								4C1a2a
91P06227	2-0	Oe	S	14			39.81	1.114								4.6
91P06228	0-18	E1	S				0.82									5.3				31
91P06229	18-33	E2	S				0.24									5.1				38
91P06230	33-48	B/E	S				0.24									5.3				39
91P06231	48-59	Bt1	S				0.22									5.6				56
91P06232	59-99	Bt2	S				0.29									6.0				43
91P06233	99-152	Bt3	S				0.21									6.2				34

*** Primary Characterization Data ***

Pedon ID: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled As	:	Granile		Loamy-skeletal, mixed Typic Cryoboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0995

---

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

91P06231

48.0-59.0

Bt1

tcly

KK 3

MI 3

MT 2

VR 1

QZ 1

22

9.6

2.1

91P06232

59.0-99.0

Bt2

tcly

MT 3

KK 3

VR 2

MI 2

MM 1

22

9.7

1.5

QZ 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MM Montmorillonite-Mica	MT Montmorillonite	QZ Quartz
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: 91CO069004

( Larimer, Colorado )

Print Date: Sep 24 2024 5:24AM

Sampled As	:	Granile		Loamy-skeletal, mixed Typic Cryoboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0995

---

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

91P06231

48.0-59.0

Bt1

vfs

27

MS 31

QZ 27

BT 19

FK 6

OW 6

HN 5

FP 3

PR 3

OP tr

OT tr

GN tr

91P06232

59.0-99.0

Bt2

fs

22

BT 30

MS 25

QZ 22

OW 8

HN 7

FK 6

FP 1

PR 1

CD tr

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm	fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
BT Biotite	CD Chert (Chalcedony	FK Potassium Feldspar	FP Plagioclase Feldspar	GN Garnet
HN Hornblende	MS Muscovite	OP Opaques	OT Other	OW Other Weatherable Minerals
PR Pyroxene	QZ Quartz