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Department of Mines, Industry Regulation and Safety

The distribution of iron formation units in Western Australia, coloured by the likelihood of their presence in these areas.

Legend Description
Iron formation dominant Iron formation is considered to be a dominant lithology within the polygon. There is a high probability of observing iron formation in these areas
Iron formation minor Iron formation is considered to be a minor lithology within the polygon. There is a lower probability of observing iron formation in these areas

 

Operation Query
Ironstone LOWER (DESCRIPTN) LIKE LOWER ('%ironstone%') OR
Mixed iron formation and mudstone/siltstone LOWER (DESCRIPTN) LIKE LOWER ('%mixed iron formation and mudstone/siltstone%') OR
Iron formation LOWER (DESCRIPTN) LIKE LOWER ('%iron-formation%') OR
Meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%meta-iron formation%') OR
Meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%meta-iron-formation%') OR
Metamorphosed iron-formation LOWER (DESCRIPTN) LIKE LOWER ('%metamorphosed iron-formation%') OR
Metamorphosed iron-formation LOWER (DESCRIPTN) LIKE LOWER ('%metamorphosed iron formation%') OR
Iron formation LOWER (DESCRIPTN) LIKE LOWER ('%iron formation%') OR
Banded iron-formation LOWER (DESCRIPTN) LIKE LOWER ('%banded iron-formation%') OR
Mixed chert and iron formation LOWER (DESCRIPTN) LIKE LOWER ('%mixed chert and iron formation%') OR
Meta-banded iron formation LOWER (DESCRIPTN) LIKE LOWER ('%meta-banded iron formation%') OR
Granofelsic/hornfelsic meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%granofelsic/hornfelsic meta-iron formation%') OR
Gneissose meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%gneissose meta-iron formation%') OR
Schistose meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%schistose meta-iron formation%') OR
Silicified meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%silicified meta-iron formation%') OR
Mylonitized meta-iron formation LOWER (DESCRIPTN) LIKE LOWER ('%mylonitized meta-iron formation%')

 

Operation

Expression

Operation

Expression

Operation

Operation

Expression

Operation

Expression

Operation

Select

Iron formation filter

Erase

ETgeowizards

500k=input 100k=erase dataset

Merge

Select3

(CODE LIKE '%ci%' OR CODE LIKE '%mi%' OR CODE LIKE '%ca%' OR CODE LIKE '%cx%') AND (CODE <> '%cci%' OR CODE <> 'A-AN-jmod-mib' OR CODE <> 'A-_kw-s')

Calculate Field1

"Iron Formation dominant"

Merge2

Select2

Iron formation filter

     

Select4

NOT ((CODE LIKE '%ci%' OR CODE LIKE '%mi%' OR CODE LIKE '%ca%' OR CODE LIKE '%cx%') AND (CODE <> '%cci%' OR CODE <> 'A-AN-jmod-mib' OR CODE <> 'A-_kw-s'))

Calculate Field2

"Iron Formation minor"

 

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