Rondon Snowden Plurigaussian Isatis User Group
Transcript of Rondon Snowden Plurigaussian Isatis User Group
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7th International Mining & Geology Conference, 2009
A Look at PlurigaussianSimulation for a Nickel Laterite
Deposit
Oscar Rondon
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Nickel laterite
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test
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Vertical proportion curve map
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Horizontal & Vertical cross variogramFerruginous-Saprolite
Horizontal & Vertical cross variogramFerruginous-Free silica
Horizontal & Vertical cross variogramSaprolite-Free silica
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G1
G2
G1
G2
-0.5
-1.5
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Tools/Discretization & Flattening
For setting up geometry and lithotype for computing VPC and input parameters for plurigaussian simulation
Statistics/Modeling/Plurigaussian variogram
For defining the lithotype rule & carry out the variogram fitting
Interpolate/Conditional simulations/ Plurigaussian
For carrying out the simulation
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N
N
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Simulation 1
300 Elev 300 Elev
350 Elev 350 Elev
400 Elev 400 Elev
LEGEND
1 Ferruginous
2 Saprolite
3 Free silica
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Simulation 2
300 Elev 300 Elev
350 Elev 350 Elev
400 Elev 400 Elev
LEGEND
1 Ferruginous
2 Saprolite
3 Free silica
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Simulation 3
300 Elev 300 Elev
350 Elev 350 Elev
400 Elev 400 Elev
LEGEND
1 Ferruginous
2 Saprolite
3 Free silica
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Simulation 4
300 Elev 300 Elev
350 Elev 350 Elev
400 Elev 400 Elev
LEGEND
1 Ferruginous
2 Saprolite
3 Free silica
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Simulation 1
300 Elev 300 Elev
350 Elev 350 Elev
400 Elev 400 Elev
LEGEND
1 Ferruginous
2 Saprolite
3 Free silica
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3D interpreted wireframes
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Categorical Indicator Kriging