How do the current grades compare to world-class porphyry deposits?

Question

Accepted Answer

Current Grades Show Promise Compared to World-Class Porphyry Deposits

Viscount Mining Corp.'s initial deep drill hole at its Passiflora target has intersected 843.9 metres of continuous copper-gold mineralization averaging 0.214% copper equivalent (CuEq). This includes higher-grade intervals of 189 metres at 0.326% CuEq and 45 metres at 0.417% CuEq. These early-stage results are significant as they exceed typical exploration thresholds of approximately 0.15% CuEq, which are often observed in the initial drilling phases of deposits that later develop into substantial, long-life operations.
Early-Stage Intercepts Align with Notable Discoveries

The copper-gold grades reported from the Passiflora deep discovery hole, particularly the average of approximately 0.214% CuEq, fall within the range of initial results seen in the early exploration stages of some established world-class porphyry discoveries. This comparison suggests that the Passiflora system exhibits characteristics comparable to those of significant deposits during their formative exploration phases, indicating substantial potential.
Porphyry Deposits Characterized by Scale and Grade Range

Porphyry copper deposits are a specific geological subtype associated with intrusive igneous rocks, forming some of the world's largest sources of copper. These systems are typically vast, often measuring several kilometres across, and can contain hundreds of millions to billions of tonnes of ore. While these deposits are known for their large scale, their copper grades are generally considered low, usually ranging between 0.2% and 1%.
Exploration Thresholds Indicate Significant Potential

The observed grades from Viscount Mining's drilling at Passiflora surpass the typical benchmarks set for early-stage porphyry exploration. These thresholds, often around 0.15% CuEq, are frequently used as an initial indicator of a potentially significant deposit. The fact that the Passiflora intercepts are above this level suggests a promising geological setting with the potential for further development into a major resource.

Reading history

Hide →

This history is cleared when the page is closed.

How do the current grades compare to world-class porphyry deposits?

Loading

Was this article helpful?

Helpful

Not helpful

Report an issue

1

0

0

Share with friends