Glossary of terms

Terms	Meaning
AC drilling	air core drilling.
AISC	All-in Sustaining Costs usually reported per ounce of gold and prepared using the World Gold Council guidelines for AISC.
AngloGold Ashanti	AngloGold Ashanti Australia Pty Ltd.
Ag	silver.
Au	Gold.
Cu	Copper.
EM	electromagnetic
EM conductors	electromagnetic conductors returned from EM surveys
FLEM surveys	Fixed-Loop electromagnetic survey
LTIFR	lost time injury frequency rate per million man hours worked.
Mt	million metric tonnes.
MLEM surveys	Moving-Loop electromagnetic surveys
Ni	Nickel.
oz	ounce.
t	metric tonnes.
TGM	the Tropicana Gold Mine that is 30% owned by the Company and 70% owed by AngloGold Ashanti under the TJV agreement.
TJV	the Tropicana Joint Venture that is 30% owned by the Company and 70% owed by AngloGold Ashanti.
Zn	Zinc
$	Australian dollars.

OTHER MATTERS

Forward-looking statements

This website may include Forward-looking statements. Forward-looking statements include, but are not limited to, statements concerning IGO’s planned production and planned exploration program and other statements that are not historical facts. When used in this document, the words such as "could", "plan", "estimate", "expect", "intend", "may", "potential", "should" and similar expressions are Forward-looking statements. Although IGO believes that its expectations reflected in these Forward-looking statements are reasonable, such statements involve risks and uncertainties and no assurance can be given that actual results will be consistent with these Forward-looking statements.

Cash Costs

All cash costs quoted include royalties and net of by-product credits unless otherwise stated.

Underlying Earnings Before Interest, Tax, Depreciation and Amortisation (EBITDA)

Underlying EBITDA is a non-IFRS measure and comprises net profit or loss after tax, adjusted to exclude tax expense, finance costs, interest income, asset impairments, depreciation and amortisation.

Currency

All currency amounts disclosed in this website are Australian Dollars unless otherwise stated.