Bauxite from Sierra Leone

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Table 1 – Reportable Mineral Resource of Gondama Bauxite as of January 1, 2018

[A] Gondama Resources
COG: AL2O3>45.0, SiO2< 5.5
No	Deposit	Million Tonne	Grade %
No	Deposit	Million Tonne	AL2S03	SiO2	Fe2O3
Gondama. Measured Ore Resources
1	Konta	2.25	48.02	3.56	19.18
2	Jenega	4.75	47.32	3.36	20.09
3	S-series	4.99	47.78	3.04	20.14
4	Wunde	4.94	47.92	3.37	19.53
5	Gbonge	10.67	48.85	3.51	17.48
Sub-total Measured Resources		27.60

Gondama. Indicated Ore Resources
1	Gondama	2.00	47.41	3.32	23.26
2	Konta	4.15	47.46	4.06	22.06
3	Jenega	1.90	47.74	3.79	21.10
4	Gbonge	5.16	49.49	4.04	20.23
Sub-total Indicated Resources		13.21

Total Resources Gondama		40.81

Table 2 – Reportable Mineral Resource of Mokanji (Washed) Bauxite as of January 1, 2018

[B] Mokanji Resources (Washed)
COG: AL2O3>45.0, SiO2< 5.5
No	Deposit	Million Tonne	Grade %
No	Deposit	Million Tonne	AL2S03	SiO2	Fe2O3
Mokanji. Measured and Indicated Ore Resources
1	MSW2	4.15	47.47	2.94	20.67
2	MSW3	1.46	47.31	3.37	20.45
3	MS5	0.38	47.47	3.39	19.50
Sub-total Measured		5.99	47.44	3.08	20.55

Mokanji. Inferred Ore Resources
1	MCW7	2.65	47.92	3.01	19.42
2	MN14	3.23	46.96	2.75	22.39
3	MN12-13	0.76	52.29	3.52	10.94
4	MC11	0.08	49.13	4.37	16.98
5	MS1	0.11	51.64	3.64	12.72
Sub-total Inferred		6.83	48.09	3.00	19.45

Total Resources Mokanji		12.82

Table 3 – Reportable Mineral Resource of Un-washed Mokanji Bauxite as of January 1, 2018

[D] Mokanji Resources (Un-washed)
COG: AL2O3>40.0, SiO2< 9.0
No	Deposit	Million Tonne	Grade %
No	Deposit	Million Tonne	AL2S03	SiO2	Fe2O3
Mokanji. Measured and Indicated Ore Resources
1	MSW2	4.21	41.89	7.13	24.38
2	MSW3	0.94	41.80	6.02	25.11
3	MS5	0.01	48.11	7.91	15.26
Sub-total Measured and Indic.		5.16	41.89	6.98	24.49

Mokanji, Inferred Ore Resources
1	MCW7	2.85	42.01	5.91	25.98
2	MN12-13	0.67	51.75	7.74	10.74
3	MN14	3.08	41.69	7.36	24.89
4	MC11	0.04	52.98	8.03	6.70
5	MS1	0.07	52.78	8.32	8.04
Sub-total Mokanji		6.71	43.05	6.86	24.76

Total Resources Mokanji		11.87

Table 4 – Reportable Mineral Resource of Mokanji Tailings as of January 1, 2018

[C] Mokanji Tailings Resources
COG: AL2O3>47.0, SiO2< 8.0
No	Deposit	Million Tonne	Grade %
No	Deposit	Million Tonne	AL2S03	SiO2	Fe2O3
Mokanji, Mabela. Measured Ore Resources
1	TSF1	0.32	49.92	7.36	11.85
2	TSF2	0.09	50.08	6.98	8.82
Total Tailings Resources		0.41	49.96	7.28	11.35

Product And Sales

Parameter	Guaranteed value	Typical value
Total Al2O3	Min 49%	50%
Total SiO2	Max 4.0%	3.5%
Moisture content	Max 12%	11%
Fe2O3	16-22%	17%
Lump size	<100mm	<100mm

*Above chemical content is indicative and not binding for the producer or potential supplier at the moment of offering. In the eventuality of trading a contract the producer or supplier reserves his right to review the chemical content that will actually inserted into a contract.

Parameter	Guaranteed value	Typical value
Total Al2O3	Min 44%	45%
Total SiO2	Max 3.5%	3.0%
Moisture content	Max 10%	9%
Fe2O3	18-24%	20%
Lump size	<100mm	<100mm

Parameter	Guaranteed value	Typical value
Total Al2O3	Min 47%	48%
Total SiO2	Max 8.0%	7.0%
Moisture content	Max 10%	9%
Fe2O3	10-14%	12%
Lump size	<10mm	<8mm

Parameter	Guaranteed value	Typical value
Total Al2O3	Min 50%	52%
Total SiO2	Max 8.0%	6%
Moisture content	Max 11%	9%
Fe2O3	7%	16%
Lump size	<100mm	80mm

Production

Year	Mine Production	Washed Bauxite Production	Dry Beneficiated Bauxite	Export Volume
2013	1.3	0.6		0.6
2014	1.9	1.2		1.1
2015	2.8	1.3		1.3
2016	2.7	1.4		1.5
2017	3.4	1.7	0.2	1.7
2018	3.1	1.7	0.4	1.96
2019	3.4	1.7	0.4	1.8
2020	2.8	1.4	0	1.3

*Unit = million tonne