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1019
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Started by mohammed_tawfik
Any one know where to get double beam AAS suitable for mining preferred new Hope to get help soon
Any one know where to get double beam AAS suitable for mining preferred new Hope to get help soon
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1265
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Started by McDeejs
May you list mining equipment that have low reliability and requires standby equipment on a plant setup Â
May you list mining equipment that have low reliability and requires standby equipment on a plant setup Â
Last replied to by Abduzhabor
Additional reserve hydrocyclone in the cluster, and if there is filtering - a reserve filter.
Additional reserve hydrocyclone in the cluster, and if there is filtering - a reserve filter.
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1952
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Started by Donard ZM
Hi, I fail to know exactly amount of sodium cyanide needed to leach the gold ore with a certain amount let's say 5 ppm,please help me a nice calculation relates the amount of gold in ore, capacity of leaching tanks. Thanks.
Hi, I fail to know exactly amount of sodium cyanide needed to leach the gold ore with a certain amount let's say 5 ppm,please help me a nice calculation relates the amount of gold in ore, capacity of leaching tanks. Thanks.
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1307
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Started by Marshal Meru
Hi, I am looking for a centrifuge to dewater the -C5 fraction from a cyclosizer. Do you know of where I could get one? Do you have an alternative to?
Hi, I am looking for a centrifuge to dewater the -C5 fraction from a cyclosizer. Do you know of where I could get one? Do you have an alternative to?
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2978
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Started by mohammed_tawfik
hi we are starting new gold mine in Egypt on small scale , using vat leaching  we don't have atomic adsorption device to calculate the gold concentration in ppm my question is about manual methods of determination of gold concentration ...
hi we are starting new gold mine in Egypt on small scale , using vat leaching  we don't have atomic adsorption device to calculate the gold concentration in ppm my question is about manual methods of determination of gold concentration ...
Last commented on by mohammed_tawfik
and what about carbon assaying for gold
and what about carbon assaying for gold
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1366
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Started by Katya
Has anyone been involved in tin-copper tailings benefication? The main challenge is to beneficate tin. Most of it (approximately 60%) are distributed in grain size -40+10Â microns We carried out several laboratory testing on gravity concentration an...
Has anyone been involved in tin-copper tailings benefication? The main challenge is to beneficate tin. Most of it (approximately 60%) are distributed in grain size -40+10Â microns We carried out several laboratory testing on gravity concentration an...
Last replied to by Treve Mildren
The MGS is certainly the best option for fine tin and will work a treat in the size range you are suggesting.
The MGS is certainly the best option for fine tin and will work a treat in the size range you are suggesting.
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1556
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Started by KNP
Can anyone who have come across with the assaying method of gold ores using titration method assist me with some methods on how it is done. currently we are doing wet assay DIBK method and we want to try some other assay methods
Can anyone who have come across with the assaying method of gold ores using titration method assist me with some methods on how it is done. currently we are doing wet assay DIBK method and we want to try some other assay methods
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3104
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Started by Robert
A set of lecture notes by Dr. R.P. King, formerly University of Utah is available for downloading (see below). What do you think of the content and its usefulness? There is also a MODSIM simulator link (see below). Â Does anyone have any experienc...
A set of lecture notes by Dr. R.P. King, formerly University of Utah is available for downloading (see below). What do you think of the content and its usefulness? There is also a MODSIM simulator link (see below). Â Does anyone have any experienc...
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1501
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Started by m_aazami
during the laboratory test for gold (specially for refractory gold ore), one of the test is GRADING ANALYSIS. 1- as in the refractory gold ore, the size of the gold grain is normally less than 10 t0 15 micron, what is the advantage of GRADING ANALYS...
during the laboratory test for gold (specially for refractory gold ore), one of the test is GRADING ANALYSIS. 1- as in the refractory gold ore, the size of the gold grain is normally less than 10 t0 15 micron, what is the advantage of GRADING ANALYS...
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1799
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Started by Robert
The AusIMM is providing guidance for best practice economic evaluation and self taught materials to support this. A good deal!! >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>...
The AusIMM is providing guidance for best practice economic evaluation and self taught materials to support this. A good deal!! >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>...
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1425
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Started by crsp
Dear all, while researching about the bond crushing work index (Wic), I realised, that the procedure of the test is described differently in different sources. The same seems to be true for sampling. Two examples: Bergstrom 1985 _ Crushability and ...
Dear all, while researching about the bond crushing work index (Wic), I realised, that the procedure of the test is described differently in different sources. The same seems to be true for sampling. Two examples: Bergstrom 1985 _ Crushability and ...
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2181
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Started by Robert
There appears to be a lack of standardization for routine mineral processing laboratory tests at many mineral processing operations and labs. The exact situation ranges from strong, well-documented and followed – to some documented and followed –...
There appears to be a lack of standardization for routine mineral processing laboratory tests at many mineral processing operations and labs. The exact situation ranges from strong, well-documented and followed – to some documented and followed –...
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1324
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Started by GP
Hi, pls share your opinion on how to separate Zink from  blast furnace gas filtration slurry. Target to reduce Zn content from 2,2 to at leas 0,8%. Below chem composition of the slurry. SiO2 - 8,54% Al2O3 - 7% Fe2O3 -51,3% CaO - 9,45% MgO - 2...
Hi, pls share your opinion on how to separate Zink from  blast furnace gas filtration slurry. Target to reduce Zn content from 2,2 to at leas 0,8%. Below chem composition of the slurry. SiO2 - 8,54% Al2O3 - 7% Fe2O3 -51,3% CaO - 9,45% MgO - 2...
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2205
VIEWS
Started by Ashley5584
Hello, I work for a tier-1/2 metal stamping plant for the automotive industry. I have a couple of questions regarding corrosion. We are supplied M10 nuts with Nycote covered threads that are projection welded onto our stamped steel brackets. We've ...
Hello, I work for a tier-1/2 metal stamping plant for the automotive industry. I have a couple of questions regarding corrosion. We are supplied M10 nuts with Nycote covered threads that are projection welded onto our stamped steel brackets. We've ...
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1415
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Started by P.merman
I'm a materials engineer but new to mineral processing, and was co-opted by my group to consult on a potential value-added prospect to our nascent dredging operation. I find relatively few resources specific to this type of project, that is to say, o...
I'm a materials engineer but new to mineral processing, and was co-opted by my group to consult on a potential value-added prospect to our nascent dredging operation. I find relatively few resources specific to this type of project, that is to say, o...
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1610
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Started by Robert
Previously I have written about competency expectations for Mineral Processing Engineers and the basis for these expectations. https://www.linkedin.com/pulse/mineral-processing-engineer-competency-expectations-robert-seitz/ The goal of this note is...
Previously I have written about competency expectations for Mineral Processing Engineers and the basis for these expectations. https://www.linkedin.com/pulse/mineral-processing-engineer-competency-expectations-robert-seitz/ The goal of this note is...
Last replied to by David
'Hi Bob About that necessary Trust: you know it is earned by the metallurgist spending significant time on the operating floor, in his met lab, and communicating findings. Not behind a computer as ...
'Hi Bob About that necessary Trust: you know it is earned by the metallurgist spending significant time on the operating floor, in his met lab, and communicating findings. Not behind a computer as ...
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2396
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Started by ROCKDOC2
Hello, I just joined this group. I'm quite familiar with standard metallurgical accounting formulas for hard rock/lode type ores. However, I've now moved into the mineral sands and placer arena and am wondering if the formulas and considerations ...
Hello, I just joined this group. I'm quite familiar with standard metallurgical accounting formulas for hard rock/lode type ores. However, I've now moved into the mineral sands and placer arena and am wondering if the formulas and considerations ...
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1653
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Started by Hydromet-Paris
What flux to use to fireassay metal copper for gold analysis??Â
What flux to use to fireassay metal copper for gold analysis??Â
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1310
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Started by sajjadaghazadeh
Hi Can someone help me with the calculations of magnetic separator capacities? The basic rules or formulas or any relationships which may affect the capacity? I found that Q=LvrfP but I think it may not be a good prediction of magnetic capacities. ...
Hi Can someone help me with the calculations of magnetic separator capacities? The basic rules or formulas or any relationships which may affect the capacity? I found that Q=LvrfP but I think it may not be a good prediction of magnetic capacities. ...
Last commented on by sajjadaghazadeh
Hi sir, thanks for your reply. I wonder if there is a basic formula or relationships for the capacity?!
Hi sir, thanks for your reply. I wonder if there is a basic formula or relationships for the capacity?!
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1576
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Started by Dikil
Hiii, plan to process dolomite the output is 50mm,3mm and fines 80 mesh. need advice from this group on what kind machine and the flow make this output? i'm newbie for this dolomite industries. The capacity about 30tph-50tph.. thanks
Hiii, plan to process dolomite the output is 50mm,3mm and fines 80 mesh. need advice from this group on what kind machine and the flow make this output? i'm newbie for this dolomite industries. The capacity about 30tph-50tph.. thanks
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1520
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Started by Robert
I am working on developing paths for professional development of mineral processing engineers. A summary of competency expectations for mineral processing engineers working in operations has been posted at: https://www.linkedin.com/pulse/mineral-pr...
I am working on developing paths for professional development of mineral processing engineers. A summary of competency expectations for mineral processing engineers working in operations has been posted at: https://www.linkedin.com/pulse/mineral-pr...
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3254
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Started by Lonetown
A piece of presumed slag was turned in to the local historian by a citizen who was foraging in the site of an old bloomer forge. The forge existed from 1760 to 1805 at the particular site. I would like to identify if it is slag and if so what els...
A piece of presumed slag was turned in to the local historian by a citizen who was foraging in the site of an old bloomer forge. The forge existed from 1760 to 1805 at the particular site. I would like to identify if it is slag and if so what els...
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1670
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Started by giom
hi every one please need help on recovery of gold from ore Iam using agua regia on gold ore that Ifound as a grounded powder Its from a very old place .and Ifound refining clay and the gold ore .iam using aqua regia on it and precipate gold with smb ...
hi every one please need help on recovery of gold from ore Iam using agua regia on gold ore that Ifound as a grounded powder Its from a very old place .and Ifound refining clay and the gold ore .iam using aqua regia on it and precipate gold with smb ...
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1362
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Started by Mukesh goyal
I wants to increase the bulk density & glaze of 300-500 Mesh mineral powder and clay. I need any chemical formula or method to increase  it. Thank you!
I wants to increase the bulk density & glaze of 300-500 Mesh mineral powder and clay. I need any chemical formula or method to increase  it. Thank you!
Last replied to by KPvanderWielen
Hello Mukesh, To help you with this it'd be handy to have a bit more info on the mineralogy of your products and what process you are using.
Hello Mukesh, To help you with this it'd be handy to have a bit more info on the mineralogy of your products and what process you are using.
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1422
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Started by MineralFrothFlotation
Hello , Seeking solution for removal of micron size free iron particles from micronized limestone & china clay powder through dry processing. Micronized limestone and china clay powder is having 0.2 to 0.5 % free Iron and requirement is =< 0.05 %...
Hello , Seeking solution for removal of micron size free iron particles from micronized limestone & china clay powder through dry processing. Micronized limestone and china clay powder is having 0.2 to 0.5 % free Iron and requirement is =< 0.05 %...
Last commented on by MineralFrothFlotation
micronized calcined china clay is having 0.5 % of free iron which use to come due to abrasion inside the MS pipe lines , ducts , cooler etc .
micronized calcined china clay is having 0.5 % of free iron which use to come due to abrasion inside the MS pipe lines , ducts , cooler etc .
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1560
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Started by MineralFrothFlotation
How can we separate siliceous content from CaCO3 ? Input limestone is having 8-12 % SiO2 . Main objective is to reduce SiO2 < 2% through dry beneficiation methods . By Froth flotation process it is easy to achieve this target in multiple flotati...
How can we separate siliceous content from CaCO3 ? Input limestone is having 8-12 % SiO2 . Main objective is to reduce SiO2 < 2% through dry beneficiation methods . By Froth flotation process it is easy to achieve this target in multiple flotati...
Last commented on by MineralFrothFlotation
Thank Robert , No liberation study not be done . I will do that & will check the silica content in both fractions .
Thank Robert , No liberation study not be done . I will do that & will check the silica content in both fractions .
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1899
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Started by GhanaBob
Because of the clay we are experiencing when washing our alluvial gravel, I Â have been advised to perform a wet sieve analysis to record the classification of soils . A significant percentage of particle less than 75 microns will determine the prese...
Because of the clay we are experiencing when washing our alluvial gravel, I Â have been advised to perform a wet sieve analysis to record the classification of soils . A significant percentage of particle less than 75 microns will determine the prese...
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1467
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Started by HugoMet
When we perform Cu flotation tests, we analyze several responses and have drawbacks. I have devised a form, for example in the attached figure it is a test to depress pyrite, a single value is obtained with 3 elements to be analyzed in this case "The...
When we perform Cu flotation tests, we analyze several responses and have drawbacks. I have devised a form, for example in the attached figure it is a test to depress pyrite, a single value is obtained with 3 elements to be analyzed in this case "The...
Last replied to by David
An example set of conditions:
An example set of conditions:
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1668
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Started by Aliarsen
I'd like to know which way will be ok to extract metals from steel slags Leaching or flotation or xYz? Which one is more suitable whereas some elements like Si and Al extract lower Here is the composition of steel slag: SiO2 18%-Al2O3 4%- CaO 32...
I'd like to know which way will be ok to extract metals from steel slags Leaching or flotation or xYz? Which one is more suitable whereas some elements like Si and Al extract lower Here is the composition of steel slag: SiO2 18%-Al2O3 4%- CaO 32...
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1464
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Started by Samuel Trindade
Hello! I work in a gold company and the problem we're facing during the routine samploing for control is that the solution keep reacting after the sampling till get filtered in the lab. So, depending on how long my sample stay on the bottle from sa...
Hello! I work in a gold company and the problem we're facing during the routine samploing for control is that the solution keep reacting after the sampling till get filtered in the lab. So, depending on how long my sample stay on the bottle from sa...
Last commented on by Samuel Trindade
Good!!! It's exactly 500 ml... we collect these samples from 6 tanks.. that's seems a good solution.. thanks very much!
Good!!! It's exactly 500 ml... we collect these samples from 6 tanks.. that's seems a good solution.. thanks very much!
Hi John. May be my question is a litle bit out of the context of this discussion, but we are facing a dilema, regarding P80 x recovery: there is an information that some tests showed a CIL recovery de...