| References: |
- Deposit:: WORLD MINING. EUROPE. IRELAND...GORTDRU* 1969 RESULTS
- Deposit:: AND PROJECTIONS FOR THE 197*. AUGUST 1970, P. 49.
- Deposit:: WORLD MINING. IRELAND...GORTDRUM MINES HITS ZINC-LEAD IN
- Deposit:: FIRST MOATE DRILL HOLE. MAY 1968, P. 47.
- Deposit:: ENGINEERING AND MINING JOURNAL. GORTDRUM--PRODUCER OF COP-
- Deposit:: PER AND BYPRODUCT MERCURY. NOVEMBER 1973, P. 160.
- Deposit:: MINING MAGAZINE. GORTDRUM COPPER AND MERCURY. MONTH, YEAR,
- Deposit:: PAGE ARE* KNOWN.
- Deposit:: MINING MAGAZINE. GORTDRUM MERCURY PLANT. FEBRUARY 1970,
- Deposit:: P. 131.
- Deposit:: MINING MAGAZINE. THE DISCOVERY AND OPENING OF GORTDRUM.
- Deposit:: JUNE 1968, PP. 372-379.
- Deposit:: MINING JOURNAL. NORTHGATE EXPLORATION. OUT OF THE RED.
- Deposit:: MAY 27, 1977, P. 422.
- Deposit:: WORLD MINING. ANOTHER BIG MINE FOR IRELAND: GORTDRUM COP-
- Deposit:: PER PIT AND MILL. YEAR, MONTH, PAGE ARE* KNOWN.
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