I assume they had plotted those holes before they got the...

I assume they had plotted those holes before they got the results of the gravity survey. No doubt they wanted to follow up the first round too.
CHN intersected broad disseminated sulphides on their second hole. Share price went backwards by 20% to 32c.
The forthcoming DD is designed to test the depth of the intrusion as pointed by Greg earlier
Don't forget they have had over 3% nickel hits and 2% copper. The tenor is confirmed. The quantity is the question
The next holes along he margins as defined by the gravity survey could be the money makers