Laboratory number: | 757 | Profile Description | |||
Site number: | 754 | A1 | 0-3 cm | Very dark brown (10YR 2/2) loamy sand, apedal; earthy fabric; soft when dry; abundant roots; pH 6.2; abrupt smooth boundary | |
Classification: | Northcote (1979) - Uc1.11 Stace et al. (1972) - Calcareous Sand | A2 | 3 - 90 cm | Dark greyish brown (10YR 4/2) to brown (10YR 4/3) sand; apedal; soft when dry, loose when dry below 24 cm; abundant roots; 2 - 5% small shell grit throughout, 10% bivalve shell fragments at 65 cm; pH 8.0 - 9.0; clear smooth boundary | |
Location: | Sale 8321, grid ref. 363716 1.5 km NE of Golden Beach | AC | 90 - 150 cm | Light yellowish brown (10YR 6/4) sand; apedal; loose when dry; common roots; pH 9.1; diffuse boundary | |
Land system, component: | Booran 1, 3 | C | 150 - 180+ cm | Yellow (10YR 7/6) sand; apedal; loose when dry; few roots; pH 9.1 | |
Topography: | Crest of coastal foredune, 2% slope, NW aspect | ||||
Elevation: | 9 m | ||||
Drainage: | Very good | ||||
Parent material: | Holocene marine sand | ||||
Vegetation: | Closed scrub; predominantly Leptospermum laevigatum |
LABORATORY ANALYSES 757 | |||||||||||||||||||
Sample Depth cm | Lab. texture | Particle size distribution | Atterberg limits | 1:5 soil water suspension | Clay mineralogy by x-ray diffraction | ||||||||||||||
Gravel % | Coarse sand % f.e. | fine sand % f.e. | Silt % f.e. | Clay % f.e. | liquid limit % | plastic limit % | plasticity index % | linear shrinkage % | pH | EC 25°C µS/cm | Cl- % | Depth cm | Composition % | ||||||
0 - 3 3 - 7 10 - 20 24 - 30 30 - 47 60 - 90 90 - 150 150 - 180 | S S S S S S S S | 0 0 0 0 0 0 0 | 82 89 92 91 91 | 6 6 5 6 6 | 1 <1 1 <1 1 | 4 1 1 1 1 | 6.2 8.5 8.0 8.1 8.5 9.0 9.1 9.1 | 250 150 70 62 61 81 63 69 | 0.018 0.008 0.005 0.004 0.004 0.005 0.003 0.004 | ||||||||||
Sample Depth cm | Org. C % | Total N % | 1.3C N | Free Fe2O3 % | Available | HCl extract | Exchangeable cations | ||||||||||||
P ppm | K ppm | P % | K % | Ca | Mg | K | Na | CEC | Ca % of CEC | Mg | K | Na | H | ||||||
Milliequivalents/100g | |||||||||||||||||||
0 - 3 3 - 7 10 - 20 24 - 30 30 - 47 60 - 90 90 - 150 150 - 180 | 4.4 1.0 0.66 0.25 | 0.25 0.061 0.045 0.023 | 23 21 19 14 | 0.3 0.2 0.3 0.2 0.1 | 13 8 6 6 | 90 40 30 10 | 0.012 0.008 0.006 0.006 0.006 | 0.038 0.035 0.032 0.027 0.030 | 6.1 4.4 3.2 1.3 1.4 | 3.3 1.1 0.9 0.3 0.2 | 0.2 0.09 0.06 0.01 0.01 | 1.0 0.4 0.5 0.2 0.2 | 15.7 4.9 3.0 2.6 1.2 0.2 | 39 73 69 50 77 71 | 21 8 19 12 11 7 | 1 2 1 <1 1 2 | 6 7 11 8 11 20 | 33 0 0 30 0 0 |