Black Cat Syndicate (ASX:BC8) confirmed the presence of antimony mineralization at its Mt Clement project in Western Australia with the initial core scanning of the first three holes, according to a Monday filing with the Australian bourse.

The first four diamond holes completed at the project intersected visible antimony mineralization, with one hole drilled outside the current resource, the filing said.

Assays for all four holes are expected in November, according to the filing.

Shares fell 5% in morning trade on Monday.