Match the method of mining with orebody geometry, orebody strength and type of supports.
Geometry | Strength | Support | Method |
---|---|---|---|
P. Tabular & Moderately Steep | L. Strong | X. Unsupported | 1. Cut and Fill |
Q. Tabular & Flat | M. Moderate | Y. Artificially Supported | 2. Block Caving |
R. Massive and Steep | N. Weak | Supported | 3. Room and Pillar |
P→L→Y→3; Q→N→Z→1; R→M→X→2
P→M→Y→2; Q→N→Z→1; R→L→X→3
P→L→Y→2; Q→M→Z→3; R→N→X→1
P→M→Y→1; Q→L→Z→3; R→N→X→2
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