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Golder Borehole 103 at the Oak Island Money Pit (AI-assisted historical reconstruction, not a photograph)
Borehole Era III, The Machine Age Golder 1970 On the map, position approximate 1 artifact

Golder Borehole 103

Drilled 1970 by Golder Associates, 250 ft

Depth250 ft
Below the post-1966 ground at the Money Pit (about 10 ft below original ground)
Year1970
ByGolder Associates
WhereThrough the bottom of the Hedden Shaft, within about 6 ft of the Hamilton and Chappell Shafts
CampaignGolder Associates drilling (1970)

1 to 19 May 1970. Metal at 138.0 and 141.5 with lightly cemented sandstone fragments between; timber 143.0 to 144.9 (white spruce, oily and greasy); gypsum from about 156; pollen at 192 to 198 shows recent surface soil (backfill).

Positions on the map are approximate; each dot marks the top of the hole.

What the Drill Found

  1. 0 ft
    SurfaceTop of the hole
  2. 138 ft
    MetalPiece of metal
    Golder Associates (1970)
  3. 141.5 ft
    MetalSecond piece of metal; angular, lightly cemented sandstone fragments between the two
    Golder Associates (1970)
  4. 143 to 144.9 ft
    WoodTimber embedded in soft clay, 7 in core recovered: white spruce, 'substantially oily and greasy' (University of Toronto)
    Sent to Brock University for carbon dating (result not in the report)
    Golder Associates (1970); J.J. Balatinecz
  5. 156 ft
    Stone / rockUpper surface of the gypsum rock
    Golder Associates (1970)
  6. 193 to 198 ft
    Soil / claySoil infill with post-glacial and recent pollen mixed in: disturbed ground
    J.C. Ritchie, Dalhousie University (pollen)
    Pollen evidence of disturbed fill (Golder Borehole 103) →
  7. 250 ft
    BottomWhere the hole stopped, below the post-1966 ground at the Money Pit (about 10 ft below original ground)

Rows are in depth order; the column on the left is the hole, and a figure between rows is the stretch with nothing logged. Depths as reported by each source.

Where It Sits

Sources

  • Drilled by Golder Associates (F.E. Johnston Drilling)
  • Golder (1971) p10, p25, p30, p101, App. III; MacPhie (2008) p9
  • Golder (1971) p30, Fig. 8
  • Golder (1971) p30, Fig. 9
  • Golder (1971) p30, App. III
  • Golder (1971) p10
  • Harris and MacPhie, Oak Island and its Lost Treasure, 3rd ed. (2013); scan p92, p97
  • Positions and depths: see how we know this on the Money Pit Map.