Browse Data | 1981 - Vestfold Hills

Site Information

Site number:
477
Authors:
J Pickard
Date recorded:
1981/11/17
Reason Sampled:
Soil weathering examination
Description:
Gamma Cove; a moraine ridge with distinct knolls; on a ridge crest at the foot of a knoll
Altitude:
15 m
Aspect:
Nil
Slope:
0 °
Location Data
Observer IBC GGC
GPS No
Latitude Longitude DMS 68° 39' S 78° 10' E 68° 39' S 78° 10' E
Latitude Longitude DD -68.650 78.17 -68.650 78.17
Latitude longitude precision DD 0.008 0.08 0.008 0.08
Locality Vestfold Hills, Ingrid Christensen Coast
Survey

Climate

Soil climate zone:
Coastal Antarctic
Estimated mean annual temperature:
0 °C
Frozen ground depth:
90 cm
Frozen type:
Hard frozen
Frozen comment:
90cm

Geology

Geological setting:
Young moraine, similar to nearby moraine dated at >35000 yrs
Patterned ground:
Distinct troughs
Surface weathering or surface features:
Angular upstanding boulders; non pavementic

Soil

Soil parent material:
Bouldery heterogeneous till
Previous disturbance:
Soil weathering stage:
Soil moisture status:
Oceanic subxerous; patchy snow cover
Biological activity:
Profile Description
HorizonDepthDescription
477a -2 – 0 cm surface boulders and clayey sand; a few salts
477b-j 0 – 90 cm 7.5Y 3/2 bouldery clayey sand; structureless; massive; frosted; on frozen ground

Sample Data

Physical Data
Sample nameDepth descriptionTop (cm)Base (cm)Bulk DensityDry Bulk DensityGravimetric MoistureVol. Moisture (BD=2)
477a 2-0 -2 0 No
477b 0-10cm 0.0 10.0 No
477c 10-20cm 10.0 20.0 No
477d 20-30cm 20.0 30.0 No
477e 30-40cm 30.0 40.0 No
477f 40-50cm 40.0 50.0 No
477g 50-60cm 50.0 60.0 No
477h 60-70cm 60.0 70.0 No
477i 70-80cm 70.0 80.0 No
477j 80-90cm 80.0 90.0 No
Sample solution chemistry
Sample namepHNa meq/100gCa meq/100gMg meq/100gK meq/100gCl meq/100gSO4 meq/100gNO3 meq/100gEC mmho/cmSoluble SaltNotes
477a                      
477b 8.4 3.9 0.32 1.1 0.3 2.3 0.76 0.01 2.26 .  
477c 8.7 0.23 0.03 0.36 0.12 0.01 0.62 . 0.77 .  
477d                      
477e 9.2 . . . . . . . 0.11 .  
477f                      
477g 9.4 . . . . . . . 0.09 .  
477h                      
477i                      
477j 9.3 . . . . . . . 0.14 .  
Particle size distribution
Sample name< 2 mm2 - 0.5 mm0.5 - 0.25 mm0.25 - 0.1 mm0.1 - 0.05 mm0.05 - 0.02 mm0.02 - 0.002 mm< 0.002 mmFe2O3CaCO3Notes
477a
477b 12.0 16.0 24.0 15.0 11.0 9.0 13.0 0.4 .
477c 20.0 17.0 23.0 14.0 11.0 8.0 7.0 0.3 .
477d
477e 14.0 18.0 26.0 16.0 12.0 8.0 6.0 0.3 .
477f
477g 14.0 16.0 25.0 17.0 14.0 10.0 4.0 0.3 .
477h
477i
477j 20.0 15.0 22.0 14.0 12.0 9.0 7.0 0.3 .
Clay Mineralogy
Sample nameMicaIHMHIV - IHMICHLVTHIVCHLSMCHL SMFE - CHLHTQTZFLDHBCALNotes
477a :
477b 70.0 . . 2.0 4.0 5.0 3.0 . . . . . 5.0 10.0 :
477c 75.0 . . 3.0 2.0 5.0 5.0 . . . . . 5.0 5.0 :
477d :
477e 70.0 . . 10.0 . 10.0 . . . . . . . 10.0 :
477f :
477g 75.0 . . . . 10.0 . . . . . . 5.0 10.0 :
477h :
477i :
477j 70.0 . . 7.0 5.0 . . 5.0 . . . . 3.0 10.0 :
National Soil Archive Samples
Sample nameNSA Sample IdContainer typeFraction type
477a M22/3043 medium coarse
477a M22/3044 medium fine
477b M22/3045 White lid small coarse
477b M22/3046 medium fine
477c M22/3047 medium coarse
477c M22/3048 medium fine
477d M22/3049 White lid small coarse
477d M22/3050 medium fine
477e M22/3051 White lid small coarse
477e M22/3052 medium fine
477f M22/3053 White lid small coarse
477f M22/3054 medium fine
477g M22/3055 White lid small coarse
477g M22/3056 medium fine
477h M22/3057 medium coarse
477h M22/3058 medium fine
477i M22/3059 White lid small coarse
477i M22/3060 White lid small fine
477j M22/3061 White lid small coarse
477j M22/3191 medium fine

Photos

Photo record:
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