21,444,657 Ordinary Shares of Dundas Minerals Limited are subject to a Lock-Up Agreement Ending on 10-NOV-2023. These Ordinary Shares will be under lockup for 732 days starting from 8-NOV-2021 to 10-NOV-2023.

Details:
21,444,657 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until November 10, 2023, being 24 months from the date of Quotation.

500,000 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until April 19, 2022, being 12 months from the date
of issue.

662,271 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until May 14, 2022, being 12 months from the date
of issue.

1,148,922 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until April 04, 2022, being 12 months from the date
of issue.

85,714 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until August 02, 2022, being 12 months from the date of
issue.

150,000 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until August 03, 2022, being 12 months from the date
of issue.

75,000 fully paid ordinary shares classified by ASX as restricted securities and to be held in escrow until August 06, 2022, being 12 months from the date of
issue.

3,000,000 options exercisable at AUD 0.30 on or before November 03, 2024 classified by ASX as restricted securities and to be held in escrow until November 10, 2023, being 24 months from the date of Quotation.

1,000,000 options exercisable at AUD 0.25 on or before November 10, 2026, classified by ASX as restricted securities and to be held in escrow until November 10, 2023, being 24 months from the date of Quotation.

1,000,000 options exercisable at AUD 0.30 on or before November 10, 2026, classified by ASX as restricted securities and to be held in escrow until November 10, 2023, being 24 months from the date of Quotation.

2,000,000 options exercisable at AUD 0.25 on or before July 01, 2024, classified by ASX as restricted securities and to be held in escrow until June 04, 2022, being 12 months from the date of issue.

2,000,000 options exercisable at AUD 0.30 on or before July 01, 2024, classified by ASX as restricted securities and to be held in escrow until June 04, 2022, being 12 months from the date of issue.

2,000,000 options exercisable at AUD 0.25 on or before July 01, 2026, classified by ASX as restricted securities and to be held in escrow until June 04, 2022, being 12 months from the date of issue.

2,000,000 options exercisable at AUD 0.30 on or before July 02, 2026, classified by ASX as restricted securities and to be held in escrow until June 04, 2022, being 12 months from the date of issue.