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PROJECT - Lihir, PNG
Sample 1 - GPS: Lat: -3.135438 Long: 152.632332
Lihir Testing of samples for reactivity with ammonium nitrate as AEISG Code of Practice “Elevated Temperature and Reactive Ground” Appendix 2: Isothermal Reactive Ground Test
Conducted For - Newcrest
Requested By - Darren Francis
Report Number - GC2-10-16
Written By - Dr G. Cavanough
Date - 10th October, 2016. Test Conducted from 3rd to 10th October 2016
Information Supplied
Sample ID: GeoChem 001
Location: Lihir, PNG
Rock type: NA
Sample Location:
Comments: Sample tested to 100°C and testing comprised of a sample with weathering agent only added, a sample with weathering agent and ammonium nitrate and a sample with a supplied inhibited product.
Test Result:
NO REACTION for Inhibited Product, Reaction for Ammonium Nitrate
Figure 1 – Crushed Sample:
Figure 1
Figure 2 – from left to right:
1. Before heating (weathering agent only added to sample).
2. After heating (weathering agent only added to sample).
3. Before heating (weathering agent and ammonium nitrate added to sample).
4. After heating (weathering agent and ammonium nitrate added to sample).
5. Before heating (weathering agent and inhibited product added to sample).
6. After heating (weathering agent and inhibited product added to sample).
Figure 3 – Ejection from reaction with ammonium nitrate.
Figure 3
Figure 4 – Initial 300 minutes showing sample rising to isothermal 100°C set point and reaction of sample containing ammonium nitrate
Figure 4
Figure 5 - Sample at 100°C for 7 days
Figure 5