Ann: Exceptional 88m intercept @ 79.6gt AgEq, page-22

Chat gpt;

What is the amount of silver in 500 million ounces of silver at 67 grams a tonne. Also calculate a gold equivalent value in ounces and then in dollar value.

Let's break this problem into steps:### Step 1: **Determine the amount of silver in 500 million ounces at 67 grams per tonne**To calculate how many tonnes of ore are required to yield 500 million ounces of silver at a concentration of 67 grams per tonne, we use the following approach:1. **Convert ounces to grams**: \[ 1 \text{ ounce} = 31.1035 \text{ grams} \] \[ 500,000,000 \text{ ounces} = 500,000,000 \times 31.1035 = 15,551,750,000 \text{ grams of silver} \]2. **Determine how many tonnes of ore would yield that much silver**: Since there are 67 grams of silver per tonne, the total tonnes of ore required is: \[ \frac{15,551,750,000 \text{ grams}}{67 \text{ grams/tonne}} = 232,861,194 \text{ tonnes of ore} \]### Step 2: **Calculate the gold equivalent value in ounces**Now, to convert the silver to a gold equivalent using the **gold-to-silver ratio** (GSR), let's assume a ratio of **80** (as mentioned earlier).To convert 500 million ounces of silver to gold ounces:\[\text{Gold Equivalent Ounces} = \frac{500,000,000 \text{ ounces of silver}}{80} = 6,250,000 \text{ ounces of gold}\]### Step 3: **Calculate the dollar value of the gold equivalent**To calculate the dollar value, we need the current price of gold. Let’s assume a gold price of **$1,900 per ounce** (this value fluctuates, so you can update based on current rates).Now, calculate the total dollar value:\[\text{Dollar Value} = 6,250,000 \text{ ounces of gold} \times 1,900 \text{ USD/ounce} = 11,875,000,000 \text{ USD}\]### Summary:1. **Tonnes of ore required**: 232,861,194 tonnes2. **Gold equivalent**: 6,250,000 ounces3. **Gold equivalent value in dollars**: $11.875 billionLet me know if you'd like further adjustments or more details!