*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled as on Oct 27, 2012:	Flood Plain Boreal Grasslands ; Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
Revised to correlated on Dec 9, 2017:	Jokinaugh ; Coarse-silty, mixed, superactive, nonacid Typic Cryaquents

				United States Department of Agriculture
SSL	-	Project	C2013USAK070   Alaska MLRA 232 Initial	Natural Resources Conservation Service
	-	Site ID	S2012AK290005   Lat: 66° 30' 47.45" north  Long: 146° 25' 3.12" west  MLRA: 232	National Soil Survey Center
	-	Pedon No.	13N19004	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
13N03748	Oe	Oe	0-5	S2012AK290005-1			HPM
13N03749	A	A	5-18	S2012AK290005-2			SIL	SICL
13N03750	Bw1	Bw1	18-40	S2012AK290005-3			SIL	SIL
13N03751	Bw2	Bw2	40-64	S2012AK290005-4			SIL	SI
13N03752	C1	C1	64-80	S2012AK290005-5			VFSL	SIL
13N03753	C2	C2	80-102	S2012AK290005-6			SIL	SIL
13N03754	Cg1	Cg1	102-160	S2012AK290005-7	Sand Component		SIL	LVFS
13N03755	Cg1	Cg1	102-160	S2012AK290005-8	Brown Silt Component		VFSL	SIL
13N03756	Cg1	Cg1	102-160	S2012AK290005-9	Grey Component			SI
13N03757	Cg2	Cg2	160-180	S2012AK290005-10				SIL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	2	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	10	% wt
Clay, carbonate free, Weighted Average	10	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4	0.98	(NA)
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

---

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
13N03748	0-5	Oe	S														--	--	--	--	--
13N03749	5-18	A	S	sicl	28.2	70.6	1.2		--	56.8	13.8	1.1	tr	0.1	tr	--	--	--	--	tr	--
13N03750	18-40	Bw1	S	sil	16.1	82.5	1.4		--	62.5	20.0	0.8	0.3	0.2	0.1	--	--	--	--	1	--
13N03751	40-64	Bw2	S	si	10.5	84.0	5.5		--	48.4	35.6	4.4	0.8	0.2	0.1	--	--	--	--	1	--
13N03752	64-80	C1	S	sil	5.6	60.8	33.6		--	16.5	44.3	31.6	1.9	0.1	tr	--	--	--	--	2	--
13N03753	80-102	C2	S	sil	9.1	78.0	12.9		--	40.5	37.5	8.6	4.0	0.3	tr	--	--	--	--	4	--
13N03754	102-160	Cg1	S	lvfs	1.1	19.6	79.3		--	4.0	15.6	51.0	28.0	0.2	0.1	--	--	--	--	28	--
13N03755	102-160	Cg1	S	sil	4.9	66.5	28.6		--	19.2	47.3	26.1	2.4	tr	0.1	--	--	--	--	3	--
13N03756	102-160	Cg1	S	si	5.5	80.3	14.2		--	31.2	49.1	13.1	1.0	0.1	tr	--	--	--	--	1	--
13N03757	160-180	Cg2	S	sil	8.4	75.7	15.9		--	32.6	43.1	13.8	1.9	0.1	0.1	tr	--	--	--	2	--

---

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	%
				DbWR1	DbWR1				DbWR1	3C2a1a		3D1	4E2a1a1a1
13N03748	0-5	Oe	S							47.7		1.058
13N03749	5-18	A	S	1.06	1.11	0.015			45.4	21.2		1.028	1.028	0.26		0.93	0.75
13N03750	18-40	Bw1	S	1.40	1.43	0.007			30.5	13.0		1.017	1.017	0.25		0.73	0.81
13N03751	40-64	Bw2	S	1.42	1.43	0.002			23.9	9.5		1.013		0.20		0.89	0.90
13N03752	64-80	C1	S	1.29	1.31	0.005			18.0	6.3		1.010		0.15		1.39	1.13
13N03753	80-102	C2	S	1.28	1.29	0.003			27.5	8.9		1.013		0.24		0.93	0.98
13N03754	102-160	Cg1	S	1.30	1.34	0.010			28.5	2.7		1.006		0.34		4.18	2.45
13N03755	102-160	Cg1	S	1.21	1.23	0.005			37.2	5.8		1.011		0.38		1.73	1.18
13N03756	102-160	Cg1	S							6.4		1.011				1.44	1.16
13N03757	160-180	Cg2	S							8.4		1.013				1.21	1.00

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

---

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
13N03748	0-5	Oe	S	18.62	1.54	0.19	18.6		12
13N03749	5-18	A	S	5.22	0.39	0.06	4.9		13
13N03750	18-40	Bw1	S	2.46	0.13	0.02	1.4		11
13N03751	40-64	Bw2	S	2.14	0.05	0.01	1.2		24
13N03752	64-80	C1	S	2.08	0.09	0.01	1.1		13
13N03753	80-102	C2	S	2.05	0.10	0.01	1.1		11
13N03754	102-160	Cg1	S	1.24	--	--	0.3
13N03755	102-160	Cg1	S	2.05	0.03	0.01	0.9		35
13N03756	102-160	Cg1	S	2.14	0.09	0.01	0.9		10
13N03757	160-180	Cg2	S	2.58	0.06	0.02	1.6		28

---

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						4B1a1a
13N03748	0-5	Oe	S	139.1*	25.2	0.6	0.5	165.4					65.3				100
13N03749	5-18	A	S	55.3*	8.2	0.2	0.3	64.0					26.1				100
13N03750	18-40	Bw1	S	53.8*	4.3	0.1	0.3	58.5					11.8				100
13N03751	40-64	Bw2	S	51.1*	3.5	--	0.2	54.8					9.3				100
13N03752	64-80	C1	S	48.5*	2.8	--	0.2	51.5					7.8				100
13N03753	80-102	C2	S	48.9*	3.5	--	0.2	52.6					8.5				100
13N03754	102-160	Cg1	S	39.5*	1.9	--	0.1	41.5					4.6				100
13N03755	102-160	Cg1	S	46.2*	2.2	0.1	0.2	48.7					8.5				100
13N03756	102-160	Cg1	S	44.6*	2.1	0.1	0.2	47.0					7.9				100
13N03757	160-180	Cg2	S	44.7*	2.1	0.1	0.2	47.1					10.2				100

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

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

---

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 - -)		%
				4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2	4F2		4F2	4F1a1a1
13N03748	0-5	Oe	S																			1
13N03749	5-18	A	S	10.3	4.8	0.4	0.1	--	2.8	--	0.2	--	tr	--	3.9	2.6	5.8	96.7	0.1	1.57	0.76	1	tr
13N03750	18-40	Bw1	S	8.9	2.0	0.3	0.2	--	2.2	--	0.5	--	--	--	8.1	0.5	0.7	62.4	tr	1.11	0.50	1	tr
13N03751	40-64	Bw2	S	3.9	0.7	--	0.1	--	1.9	--	0.2	--	--	--	2.6	0.4	0.1	56.7	--	0.52	0.24	tr	--
13N03752	64-80	C1	S	3.4	0.7	--	tr	--	1.9	--	0.3	--	--	--	2.2	0.3	tr	58.0	--	0.48	0.24	1	--
13N03753	80-102	C2	S	3.5	0.7	--	tr	--	1.7	--	0.3	--	--	--	2.5	0.1	tr	55.7	--	0.48	0.23	tr	--
13N03754	102-160	Cg1	S	3.0	0.6	--	tr	--	1.3	--	0.3	--	--	--	1.8	0.1	0.7	5.6	--	0.45	0.17	--	--
13N03755	102-160	Cg1	S	2.7	0.6	--	tr	--	1.7	--	0.4	--	--	--	1.8	0.1	tr	54.6	--	0.43	0.20	2	--
13N03756	102-160	Cg1	S	3.1	0.7	--	tr	--	1.8	--	0.2	--	--	--	2.4	0.1	tr	53.7	--	0.48	0.21	2	--
13N03757	160-180	Cg2	S	5.3	1.0	--	tr	--	1.9	--	0.5	--	--	--	3.5	0.1	tr	59.4	tr	0.68	0.30	1	--

^1,1,2,3 Analyzed size fraction = <2 mm

---

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	4F2			4E1a1a1a1		4E2a1a1a1
13N03748	0-5	Oe	S		7.3	7.3
13N03749	5-18	A	S		7.6	7.7	7.6			2		--
13N03750	18-40	Bw1	S		7.6	8.0	7.8			8		--
13N03751	40-64	Bw2	S		7.6	8.1	7.9			8
13N03752	64-80	C1	S		7.5	8.1	7.9			8
13N03753	80-102	C2	S		7.5	8.2	7.9			8
13N03754	102-160	Cg1	S		7.6	8.2	8.1			8
13N03755	102-160	Cg1	S		7.5	8.2	8.0			9
13N03756	102-160	Cg1	S		7.5	8.1	7.9			10
13N03757	160-180	Cg2	S		7.3	7.9	7.5			8

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

---

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			4H2a	4H2a		5C	5C	5C			5C	4C1a2a
13N03748	0-5	Oe	S		32	100	18.62	1.54	12							7.3				--
13N03748	0-5	Oe	MW	68						38	12	10YR 6/3			6.7
13N03749	5-18	A	S				5.22	0.39	13							7.7				--
13N03750	18-40	Bw1	S				2.46	0.13	11							8.0				--
13N03751	40-64	Bw2	S				2.14	0.05	24							8.1				--
13N03752	64-80	C1	S				2.08	0.09	13							8.1				--
13N03753	80-102	C2	S				2.05	0.10	11							8.2				--
13N03754	102-160	Cg1	S				1.24	--								8.2				--
13N03755	102-160	Cg1	S				2.05	0.03	35							8.2				--
13N03756	102-160	Cg1	S				2.14	0.09	10							8.1				--
13N03757	160-180	Cg2	S				2.58	0.06	28							7.9				--

---

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

4D5a1

4D6a1

13N03749

5-18

A

S

4.5

0.5

13N03750

18-40

Bw1

S

2.4

0.4

13N03751

40-64

Bw2

S

3.3

1.3

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

---

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

13N03750

18.0-40.0

Bw1

tcly

MI 2

CL 2

KK 2

FP 1

FK 1

CMIX

CA 1

13N03751

40.0-64.0

Bw2

tcly

MI 2

CL 2

KK 2

MT 2

FP 1

CMIX

FK 1

13N03752

64.0-80.0

C1

tcly

MI 2

CL 2

MT 2

KK 2

FP 1

CMIX

CA 1

13N03753

80.0-102.0

C2

tcly

MI 3

CL 2

MT 2

FK 1

CMIX

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CA Calcite	CL Chlorite	FK Potassium Feldspar	FP Plagioclase Feldspar	KK Kaolinite
MI Mica	MT Montmorillonite

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

INTERPRETATION (BY HORIZON):
CMIX - Mixed Clay

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

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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

13N03750

18.0-40.0

Bw1

csi

61

QZ 54

CA 9

BT 8

FK 7

CD 5

MS 5

SMIX

HN 4

PR 3

GS 2

OP 1

FE 1

FP 1

GN tr

FG tr

BY tr

CB tr

PO tr

RU tr

13N03751

40.0-64.0

Bw2

csi

61

QZ 55

MS 9

BT 7

FK 6

CA 5

HN 5

SMIX

FE 3

CD 2

PR 2

GS 1

OP 1

FP 1

GC tr

GN tr

CB tr

BY tr

PO tr

RU tr

13N03752

64.0-80.0

C1

csi

65

QZ 52

MS 8

CD 5

HN 5

BT 5

FK 5

SMIX

FE 4

OP 3

CA 3

FP 2

PR 2

GC 1

GN 1

GS 1

CB 1

CL 1

PO tr

ZR tr

BY tr

13N03753

80.0-102.0

C2

csi

60

QZ 51

BT 9

CA 6

MS 6

PR 5

CD 5

SMIX

FK 5

HN 4

FE 3

FP 3

GS 2

CL 1

OP 1

PO tr

RU tr

ZR tr

CB tr

BY tr

*** Primary Characterization Data ***

Pedon ID: S2012AK290005

( Yukon-Koyukuk Census Area, Alaska )

Print Date: Nov 25 2024 4:33PM

Sampled As	:	Flood Plain Boreal Grasslands		Fine-loamy, mixed, superactive Fluvaquentic Haplocryolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N19004

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FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm

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

INTERPRETATION (BY HORIZON):
SMIX - Mixed Sand