Photograph of the right side of stone axe (ISAP 00043) from Ballintoy, Co. Antrim, from the National Museum of Ireland (NMI 1897:316). Macro-ID - Porcellanite. Micro-ID - Porcellanite Ia. Petrology - Very dark grey, mottled coarsely - microdiorite type. Description - Sides flatte
Axe | Porcellanite
Image
Photograph of face 1 of stone roughout (ISAP 06941) from Cloghs, Co. Antrim, from the Ulster Museum (UM WM1198). Macro-ID - Porcellanite. Micro-ID - Porcellanite Ic. Petrology - Grey, lightly streaked, coarse mottled. Description - Roughout. Flaked all over surface. Flaking disti
Roughout | Porcellanite
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Photograph of face 1 of stone axe (ISAP 00043) from Ballintoy, Co. Antrim, from the National Museum of Ireland (NMI 1897:0316). Macro-ID - Porcellanite. Micro-ID - Porcellanite Ia. Petrology - Very dark grey, mottled coarsely - microdiorite type. Description - Sides flattened. Ju
Axe | Porcellanite
Image
Photograph of face 2 of stone axe (ISAP 12096) from Glenhead, Cullybackey, Co. Antrim, from the Ulster Museum (UM WM 2583). Macro-ID - Gabbro Petrology - Coarse basic intrusive, sub-anhedral < 5mm 40 -60 feldspar -pyroxene. Description - Sides - Both broad rounded. Junctions of s
Axe | Gabbro
Image
Photograph of face 1 of stone axe (ISAP 00030) from Armoy, Co. Antrim, from the National Museum of Ireland (NMI 1937:2449). Macro-ID - Basalt? Petrology - Black coarse basic extrusive? Description - Sides - Left broad rounded. Right broad flattened. Small area of light pecking, b
Axe | Basalt?
Image
Photograph of face 1 of stone axe (ISAP 12096) from Glenhead, Cullybackey, Co. Antrim, from the Ulster Museum (UM WM 2583). Macro-ID - Gabbro Petrology - Coarse basic intrusive, sub-anhedral < 5mm 40 -60 feldspar -pyroxene. Description - Sides - Both broad rounded. Junctions of s
Axe | Gabbro
Image
Photograph of face 2 of stone axe (ISAP 10079) from Giants Causeway, Co. Antrim, from the Ulster Museum (UM 1913:163G). Macro-ID - Porcellanite Petrology - Dark grey, 40% sub-euhedral 5mm haematite porphs, very coarse (> 1cm) nodular streaked, coarse mottled. Description - Sides
Axe | Porcellanite
Image
Photograph of face 2 of stone roughout (ISAP 06457) from Glenballyeamon, Co. Antrim , from the Uster Museum (UM WM609). Macro ID - Shale. Micro ID - Porcellanite Ia. Description - Roughout - flaked all over, but with small unflaked area of natural/weathered stone surface visible
Roughout | Shale
Image
Photograph of face 2 of stone axe (ISAP 00030) from Armoy, Co. Antrim, from the National Museum of Ireland (NMI 1937:2449). Macro-ID - Basalt? Petrology - Black coarse basic extrusive? Description - Sides - Left broad rounded. Right broad flattened. Small area of light pecking, b
Axe | Basalt?
Image
Photograph of face 2 of stone roughout (ISAP 06457) from Glenballyeamon, Co. Antrim, from the Uster Museum (UM WM609). Macro ID - Shale. Micro ID - Porcellanite Ia. Description - Roughout - flaked all over, but with small unflaked area of natural/weathered stone surface visible n
Roughout | Shale
Image
Photograph of face 1 of stone axe (ISAP 10079) from Giants Causeway, Co. Antrim, from the Ulster Museum (UM 1913:163G). Macro-ID - Porcellanite Petrology - Dark grey, 40% sub-euhedral 5mm haematite porphs, very coarse (> 1cm) nodular streaked, coarse mottled. Description - Sides
Axe | Porcellanite
Image
Photograph of the left side of stone adze/axe (ISAP 10078) from Ballycastle, Co. Antrim, from the Ulster Museum (UM 1913:163). Macro-ID - Schist. Micro-ID - Schist II. Petrology - Light grey very strongly foliated coarse phylitic schist, contains dark green 3mm by 1cm lenses. Des
Adze/axe | Schist
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