Glebe Mines Ltd

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Glebe Mines Ltd

• Based at Cavendish Mill, Derbyshire
• Mining Operations in Peak District National Park
• Cavendish Mill Processing Plant
• Principally UK Customer base
• UK self sufficient in AG production
• Business Development - Mining Projects
• Canada
• Scotland

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Cavendish Mill No.1 Tailings Dam
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Glebe Mines Ltd

• Commercial
• 7M/a Turnover
• 2.5M/a contribution to local economy
• Employment
• 57 Direct Staff
• 25 Direct Contract Staff
• Total 130 Direct and Indirect Jobs

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Glebe Mines Ltd

• Products
• Acid Grade Fluorspar 60-65kte/a
• Barytes 15-20kte/a
• Lead Concentrate 1kte/a
• Limestone Aggregate 150kte/a

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Glebe Mines Ltd

• Geological Setting
• Carboniferous Limestone Host
• Vertically Orientated Fissure Fill Deposits
• 6km Length
• Up to 30m wide
• Worked to 150m bgl
• Veins Truncated by Volcanics/ Shales
• Replacement Deposits also significant
• Peak District NP is only UK source of Fluorspar

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Glebe Mines Ltd

• Crude Ore Supply
• Surface Underground Extraction
• 98 Supplied from GML Operations
• Operational Management
• Planning
• HS
• Environmental

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Watersaw Mine
Arthurton West
No.4 Tailings Lagoon
Bow Rake
Longstone Edge 2001
Deep Rake
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Watersaw Mine
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Glebe Mines Ltd

• Underground Operations
• Milldam - CM (under review)
• Watersaw - Active
• Trackless Sub-Level caving method
• 16te rubber tyred u/g dump trucks
• 25,000 te/a (5 of supply to Cavendish Mill)
• 6 men employed by GML
• 5y Plan - 25 of overall supply

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Watersaw Mine Compound
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Watersaw Mine - Access
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Watersaw Mine - Drilling
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Watersaw Mine - Drilling
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Watersaw Mine - Load/ Haul
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Glebe Mines Ltd

• Surface Open Pits
• Principal GML Operations
• Arthurton West (150,000te/a)
• Bow Rake (50,000 te/a)
• Winster (100,000 te/a)
• No.1 Dam (100,000 te/a)
• 30 - 45 te 360o Hydraulic Excavators
• 25 - 40 te Articulated Dump Trucks

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Deep Rake
Bow Rake
Longstone Edge
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Arthurton West
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Arthurton West
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Bow Rake
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Glebe Mines Ltd

• Surface Open Pits - Management
• Sensitive Environment (Peak District National
  Park)
• Overburden Minimisation
• Narrow Open Pits
• Increased Operating Costs
• Geotechnical Assessments
• Pre-shear blasting
• Rock bolts/ mesh
• High Access Scaling Teams
• High Degree Management Control

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Bow Rake High Wall Pre-Shear Face
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Glebe Mines Ltd

• Typical Open Pits - Sustainable Developments
• Small scale, transient and of limited duration -
  a temporary land-use
• Full restoration, often with added bio-diversity
• Minimal environmental impacts verses significant
  local and national economic contribution
• Guaranteed restoration (3-fold management)

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Glebe Mines Ltd

• Restoration Mechanisms
• Progressive (direct operating cost)
• Accounting Provision (FRS12 - levied on each
  tonne)
• Insurance Bonds (ring fenced from company
  accounts)

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Deep Rake Restoration
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Landform Restoration
Deep Rake
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Glebe Mines Ltd

• Planning
• National Park Environment
• National Significance of Minerals
• Relatively Small Nature of Deposits
• Frequent Planning Applications
• EIA Requirements
• Monitoring
• e.g Winster Moor Open Pit

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Glebe Mines Ltd

• Winster Moor Open Pit
• 4 years from exploration to consent
• 7.1Ha, 376,000 tonnes
• 4 years extraction with progressive restoration
• 1 year final restoration to agriculture
• Restoration bond
• S106 - Surrender of Mineral Rights on Longstone
  Edge

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Glebe Mines Ltd

• Cavendish Mill Process
• 500,000 te/a crude ore
• Crushing
• Dense Media Separation
• Grinding
• Froth Flotation
• Filtration
• Drying

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Cavendish Mill Crude Ore Stockpile
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Crushing
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Dense Media Separation
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Grinding
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Froth Flotation Fluorspar Lead
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Flotation Cell Lead
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Vacuum Filtration
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Bagging
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No.4 Tailings Dam
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No.4 Tailings Lagoon
Deep Rake
Longstone Edge 2001
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Deep Rake 2003
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Glebe Mines Ltd

• Research Development
• FIESTA 750k (3 years)
• POLYTRANS 5.5M (2 years)
• MIRO
• MAUK
• University of Leicester
• University of Leeds

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Glebe Mines Ltd