Current Resources
Alto’s existing Mineral Resource base is shown in Table 1 below
Table 1: Sandstone Gold Project Mineral Resource (JORC 2012) Estimate as at 27th May 2020
Deposit Category Cut-off
(g/t Au)Tonnage
(kt)Grade
(g/t Au)Contained Gold
(oz)
Lord Henry4 Indicated 0.8 1,200 1.6 65,000
TOTAL INDICATED 1,200 1.6 65,000
Lord Henry4 Inferred 0.8 110 1.3 4,000
Lord Nelson1 Inferred 0.8 1820 1.9 109,000
Indomitable Camp + Vanguard Camp3 Inferred 0.3-0.5 2,580 1.5 124,000
Havilah & Ladybird2 Inferred 0.5 510 1.8 29,000
TOTAL INFERRED 5,020 1.7 266,000
TOTAL INDICATED & INFERRED 6,220 1.7
331,000
Small discrepancies may occur due to rounding
Note 1. AME ASX release 27 May 2020 "Alto Increases Lord Nelson Resource By 60% To 109,000 Ounces At 1.9 G/T Gold”
Note 2. AME ASX release 11 June 2019. “Alto increases Total Mineral Resource Estimate to 290,000oz, Sandstone Gold Project”
Note 3. AME ASX Release 25 Sept 2018. “Maiden Gold Resource at Indomitable & Vanguard Camps, Sandstone WA”
Note 4. AME ASX Release 16 May 2017. “Maiden Lord Henry JORC 2012 Mineral Resource of 69,000oz.”
All material assumptions and technical parameters underpinning the 2017, 2018, 2019 and 2020 JORC (2012) Mineral Resource estimates in the above ASX announcements continue to apply and have not materially changed since last reported.