Metallurgical Testwork

GeoAssay Metallurgical Laboratory located in Cikarang has been setup to provide industry standard metallurgical testwork and evaluation for the Indonesian Mining Industry. Brief summery of service provision as follows:

  • Comminution
  • Gravity Separation
  • Magnetic Separation
  • Slurry Characterization
  • Flotation
  • Hydrometallurgy
  • Ore Characterization
  • Acid Mine Drainage

 Comminution

  1. JK Drop Weight Test
  2. SAG Mill Comminution Test
  3. Point Load Test
  4. Unconfined Compressive Strength
  5. Bond Mill Ball Work Index
  6. Grindabillity – Ball and Rod
 Geoassay Mineral Division Capability 16012013_Page_6_Image_0005

Gravity Separation

  1. Wilfley Table
  2. Knelson Concentrator
  3. TBE – Heavy Liquid Separation
Wilfley Shaking Table

Magnetic Separation

  1. Davis Tube Recovery (DTR)
  2. Low Density Magnetic Separation
  3. Dry high Intensity Magnetic Separation
 Geoassay Mineral Division Capability 16012013_Page_6_Image_0004

 Slurry Characterization

  1. Setting Tests
  2. Filteration Tests
  3. TML – Transportable Moisture Limit
 Geoassay Mineral Division Capability 16012013_Page_6_Image_0001

Flotation

  1. Flotation of sulfides, industrial minerals and precious metals
  2. Coal flotation testswork
  3. Batch or bench scale flotation tests
 pic 7

Hydrometallurgy

  1. Bottle roll and agitated leaching
  2. Agglomeration and percolation testing
  3. Column testing / leaching
  4. Heap leach
  5. Cyanide detoxification
 pic 8

Ore Characterization

  1. Optical microscopy – Petrology / Pethrography / mineralogy
  2. Rock Mechanical Properties – Subcontract
  3. Gold Deportments
  4. XRD
  5. Toilored diagnostic leach tests
 Geoassay Mineral Division Capability 16012013_Page_5_Image_0003

Acid Mine Drainage

  1. Static Test – pH, S, ANC, NAG, ABCC
  2. Mineralogy – XRD and XRF
  3. Leachate extractable elements
  4. Leachate acidity / alkalinity
  5. Solid multi element determinations

Who We Are

Founded in 1971 to offer services to the mining industry, PT Geoservices (Ltd) evolved into a fully integrated exploration services company. Employing more than 600 people, some of which are expert in specialized fields from a number of foreign countries, the company is offering in mapping surveys, geology, geophysics, downhole measurements, borehole drilling, laboratories analysis, and cargo superintending for quantity and quality.

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Our Location

Officesmall  Jl. Minangkabau Barat No.34 Jakarta Selatan 12970
Phonesmall  (+62 21) 830 5555, 831 8989
Faxsmall  (+62 21) 831 1454
emailsmall  jktbranch@geoservices.co.id

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