9. Mineral Properties

Mineral properties at June 30, 2026 and December 31, 2025 consisted of the following:

In the three-month period ended June 30, 2026, the Company purchased property adjacent to the Golden Chest Mine for $1,201,910. In the six-month period ended June 30, 2026, the Company purchased the Silver Prospect for $202,405.

For the three and six-month periods ended June 30, 2026 and 2025, amortization expense for mineral properties was as follows.

For the three and six-month periods ended June 30, 2026 and 2025, interest expense was capitalized in association with infrastructure at the Golden Chest Mine as follows.