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Making the grade: understanding exploration ... -

2017-3-24  GOLD: It is usually reported in grams per tonne (or g/t), although sometimes, in the US, it is in oz/ton. A gram of gold is worth about $25, so 2 grams or better would

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What Does the Grade of a Gold Mine Refer To?

2020-2-7  Understanding Gold Grading. All precious metals are graded by the proportion of metal in the ore. Grams per tonne of milled ore, or g/t, is the most common metric used to represent the grade of ...

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Granny Venn pours first gold in 23 years - Australian Mining

2021-10-27  The unreconciled weighted head grade of the mill feed is calculated at 2.59 grams per tonne, up from the forecasted 2.14 grams per tonne. ... Resources

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How Is Gold Graded? BullionByPost

For underground mining, the World Gold Council defines between 8 and 10 grams per tonne as ‘high-quality’, and 1 to 4 grams per tonne as ‘low-quality’. There is no exact definition of what is considered as high or low grade. The list below is therefore a rough guide to what may be expected.

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Parts Per Million.(Ppm) Vs Grams Per Ton.. Does It Stack ...

2015-10-21  1PPM is 1 gram per tonne. A tonne is 1000 kilograms. A cubic meter of ore carrying rock will weigh about 2.5-2.7 tonnes. Ergo that 1PPM translates to 2.5-2.7 grams per cubic meter. There are 31.1 grams per ounce troy (ozt). Gold is sold by weight. Most gold prices are quoted in USD/ozt. Excavation of rock is measured by volume.

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Press Releases Granada Gold Mine Inc.

To summarize results, a 260-kilogram sample of low-grade drill core assaying 0.6 grams of gold per tonne was upgraded to 6.0 grams per tonne with a 60 percent overall recovery. The Gekko laboratory processed the sample by crushing through different size fractions, homogenized, and split according to standard lab practices.

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Alderan Resources highlights high-grade potential of ...

2021-11-18  Alderan said the review outcome was consistent with the mine’s reported historical production of 125,000 ounces of gold from 3.17 million tonnes of oxide ore grading 1.22 grams per tonne and supported the potential for remnant gold mineralisation below the adjacent East and West open pits, plus down dip and along strike extensions to the main ...

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Snowline Gold Extends High Grade Footprint with 13.7

2021-11-18  Assay results received for holes J-21-008, 014, 015 and most of 016 from Jupiter zone Hole J-21-015 intersected a large, sulphide-bearing quartz-carbonate vein assaying 13.7 gt Au over 3.6 m ...

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Assaying Ores to determine gold content

2014-6-26  You can use the following method to determine the weight per ton of gold in the ore. Mass assays: calculating the content. Weight of your sample in grams / 908000 grams per ton = weight of your sample in tons. Weight of your sample in carats / 155.5 carats per troy ounce =

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More high-grade gold discovered by Dubreuilville mine ...

2021-11-19  The Toronto mine developer released recent drill results from an infill drilling program at its Elbow Zone, which is beneath the proposed Magino pit, at a depth of 500 metres and 100 metres. One drill hole yielded a return of 6.1 grams per tonne (g/t) gold over 16.0 metres of core and another showing 8.8 g/t over a core length of 7.0 metres.

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First Energy Metals Selected Grab Samples Assayed 82.30 ...

Gold assays ranged from 5.03 grams per tonne (0.18 oz/t) to 82.30 (2.90 oz /t) with two samples assaying over 2 oz/t. All samples assayed over 5 grams per tonne gold. The samples were prepared and assayed at Activation Laboratories (“Actlabs”) in Thunder Bay Ontario, using Code 1A3 - 4 acid Digest -Total Digestion for gold analysis by Fire ...

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St. Anthony Gold Corp Re-Assay Increases High-Grade ...

2021-9-13  St. Anthony Gold Corp Re-Assay Increases High-Grade intersection by 300% to 169 grams per tonne Au over 3.7 m at St. Anthony Gold Mine Property VANCOUVER, BC / ACCESSWIRE / September 9, 2021 / St. Anthony Gold Corp. (“St. Anthony” or the “Company“) (CSE: STAG)(Frankfurt:M1N)(OTC:MTEHF) is pleased to announce a significant increase in reported gold

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Press Releases Granada Gold Mine Inc.

To summarize results, a 260-kilogram sample of low-grade drill core assaying 0.6 grams of gold per tonne was upgraded to 6.0 grams per tonne with a 60 percent overall recovery. The Gekko laboratory processed the sample by crushing through different size fractions, homogenized, and split according to standard lab practices.

Get Quote

Bryah hits bonanza gold grade at WA site - Australian

2021-3-31  The company received assay results from 17 holes, with intercepts including 10 metres at 27.5 grams per tonne of gold from 53 metres. This includes four metres at 64.3 grams per tonne of gold from ...

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Victorian alpine residents say mining not suitable in ...

2021-7-14  "Confirmation of a section of visible gold assaying at over 2,430 grams per tonne demonstrates the high-grade potential of the Victorian goldfields," Rory Quinn, E79's president and chief ...

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What Does the Grade of a Gold Mine Refer To?

2020-2-7  Understanding Gold Grading. All precious metals are graded by the proportion of metal in the ore. Grams per tonne of milled ore, or g/t, is the most common metric used to represent the grade of ...

Get Quote

Metal Value per Tonne - How You Can Determine the

Conversely, when a mining company reports a drill result of 10 grams per tonne, you now know that this equals (10 x 0.029 =) 0.29 ounces per tonne. On the break even analysis page, I also explained how you can convert a drill result reported in a percentage (%)

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More high-grade gold discovered by Dubreuilville mine ...

2021-11-19  The Toronto mine developer released recent drill results from an infill drilling program at its Elbow Zone, which is beneath the proposed Magino pit, at a depth of 500 metres and 100 metres. One drill hole yielded a return of 6.1 grams per tonne (g/t) gold over 16.0 metres of core and another showing 8.8 g/t over a core length of 7.0 metres.

Get Quote

Barton confirms there’s a shallow, high-grade gold ...

2021-10-28  5m intersection grading 48.91 grams per tonne (g/t) gold from a depth of 115m, 4m at 11.38g/t gold from 107m including 1m at 40.66g/t gold from 108m, and; 7m at 9.72g/t gold from 42m including 2m at 23.8g/t gold from 45m.

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Alderan Resources highlights high-grade potential of ...

2021-11-18  Alderan said the review outcome was consistent with the mine’s reported historical production of 125,000 ounces of gold from 3.17 million tonnes of oxide ore grading 1.22 grams per tonne and supported the potential for remnant gold mineralisation below the adjacent East and West open pits, plus down dip and along strike extensions to the main ...

Get Quote

First Energy Metals Selected Grab Samples Assayed 82.30 ...

Gold assays ranged from 5.03 grams per tonne (0.18 oz/t) to 82.30 (2.90 oz /t) with two samples assaying over 2 oz/t. All samples assayed over 5 grams per tonne gold. The samples were prepared and assayed at Activation Laboratories (“Actlabs”) in Thunder Bay Ontario, using Code 1A3 - 4 acid Digest -Total Digestion for gold analysis by Fire ...

Get Quote

Assaying Ores to determine gold content

2014-6-26  You can use the following method to determine the weight per ton of gold in the ore. Mass assays: calculating the content. Weight of your sample in grams / 908000 grams per ton = weight of your sample in tons. Weight of your sample in carats / 155.5 carats per troy ounce =

Get Quote

St. Anthony Gold Corp Re-Assay Increases High-Grade ...

2021-9-13  St. Anthony Gold Corp Re-Assay Increases High-Grade intersection by 300% to 169 grams per tonne Au over 3.7 m at St. Anthony Gold Mine Property VANCOUVER, BC / ACCESSWIRE / September 9, 2021 / St. Anthony Gold Corp. (“St. Anthony” or the “Company“) (CSE: STAG)(Frankfurt:M1N)(OTC:MTEHF) is pleased to announce a significant increase in reported gold

Get Quote

Bryah hits bonanza gold grade at WA site - Australian

2021-3-31  The company received assay results from 17 holes, with intercepts including 10 metres at 27.5 grams per tonne of gold from 53 metres. This includes four metres at 64.3 grams per tonne of gold from ...

Get Quote

Victorian alpine residents say mining not suitable in ...

2021-7-14  "Confirmation of a section of visible gold assaying at over 2,430 grams per tonne demonstrates the high-grade potential of the Victorian goldfields," Rory Quinn, E79's president and chief ...

Get Quote

Very Happy Valley with historic gold hit - Australian Mining

2021-6-16  E79 Resources has hit massive gold grades at the Happy Valley gold prospect in Victoria, striking more than 100 grams of gold per tonne. Located 280 kilometres northeast of

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Pretivm - Exploration - Near-mine and Regional Exploration

An epithermal-style, quartz-carbonate vein intersected in Hole BR-112 hosted native gold and pyrargyrite, assaying 8.97 grams per tonne gold and 5,150 grams per tonne silver over 1.0 meter. Drilling at South Hanging Glacier is located further from the porphyry contact, showing the

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Barton confirms there’s a shallow, high-grade gold ...

2021-10-28  5m intersection grading 48.91 grams per tonne (g/t) gold from a depth of 115m, 4m at 11.38g/t gold from 107m including 1m at 40.66g/t gold from 108m, and; 7m at 9.72g/t gold from 42m including 2m at 23.8g/t gold from 45m.

Get Quote

Metal Value per Tonne - How You Can Determine the

Conversely, when a mining company reports a drill result of 10 grams per tonne, you now know that this equals (10 x 0.029 =) 0.29 ounces per tonne. On the break even analysis page, I also explained how you can convert a drill result reported in a percentage (%)

Get Quote

Alderan Resources highlights high-grade potential of ...

2021-11-18  Alderan said the review outcome was consistent with the mine’s reported historical production of 125,000 ounces of gold from 3.17 million tonnes of oxide ore grading 1.22 grams per tonne and supported the potential for remnant gold mineralisation below the adjacent East and West open pits, plus down dip and along strike extensions to the main ...

Get Quote