Block modelling tutorial

Introduction

Overview

Requirements

Workflow

Block modelling concepts

Model space

Blocks and attributes

Constraints

Estimation

Setup for this tutorial

Setting the work directory

Displaying toolbars and menu bars

Task: Display the Block Modelling toolbars and menu bars

Creating a block model

Create a block model

Task: Create a block model

Creating model attributes

Create model attributes

Task: Create model attributes

Constraints within a block model

Applying constraints to a block model

Task: Apply constraints to a block model

Estimation or filling the block model

Assign value

Task: Fill the block model using assign value

Nearest neighbour

Task: Fill the BIF zone using nearest neighbour

Inverse distance

Task: Fill the sand zone using inverse distance

Ordinary kriging

Task: Fill the QPY zone using ordinary kriging

Block model reporting

Block model report

Task: Create a block model report

Calculated attributes

Task: Create calculated attributes

Partial percentage reporting

Partial percent reporting from the block model report

Task: Report partial percent using geometric grouping in the block model report

Simple partial percent reporting

Task: Create partial percentage report

Multiple percentage reporting

Task: Report on grade, grouped by rock type

Model reblocking

Model reblocking

Task: Perform model reblocking

Column processing

Viewing data

Task: View the data

Classify blocks

Task: Classify blocks into ore and waste

Reduction and dilution

Task: Calculate dilution and reduction

Recoverable product

Task: Calculate recoverable product

Thicknesses

Task: Calculate column thickness