Photograph of polarised thin section of stone axe (ISAP 06232) from Tawnymucklagh, Co. Sligo, from the National Museum of Ireland (NMI E22:161). Macro-ID - Basalt*Sandstone?. Micro-ID - Lava U. Petrology - Fine grained chalky white powdery sediment. Description - Sides rounded. S
Axe | Basalt*Sandstone?
Scanned drawing of stone roughout (ISAP 00425) from Cullybackey, Co. Antrim, from the National Museum of Ireland (NMI 1932:5766). Macro-ID - Schist. Micro-ID - Schist II. Petrology - Green grey strongly foliated coarse grained gritty psammitic chlorite schist. Description - Unfin
Roughout | Schist
Photograph of polarised thin section of stone axe/adze (ISAP 03396) from Crumlin, Co. Dublin, from the National Museum of Ireland (NMI 1934:82). Macro-ID - Andesite? Petrology - Very fine green weathered dark green brown intermediate/basic volcanic. Description - Sides - Both rou
Axe/Adze | Andesite?
Scanned drawing of stone axe (ISAP 10610) from Magherally, Co. Down, from the Ulster Museum (UM 1924:29). Macro-ID - Porcellanite. Micro-ID - Porcellanite II. Petrology - Dark grey, lightly streaked, very fine mottled. Description - Sides - left flattened, right rounded, junction
Axe | Porcellanite
Photograph of cross polarised thin section of stone axe (ISAP 06232) from Tawnymucklagh, Co. Sligo, from the National Museum of Ireland (NMI E22:161). Macro-ID - Basalt*Sandstone?. Micro-ID - Lava U. Petrology - Fine grained chalky white powdery sediment. Description - Sides roun
Axe | Basalt*Sandstone?
Photograph of cross polarised thin section of stone axe/adze (ISAP 3396) from Crumlin, Co. Dublin, from the National Museum of Ireland (NMI 1934:82). Macro-ID - Andesite? Petrology - Very fine green weathered dark green brown intermediate/basic volcanic. Description - Sides - Bot
Axe/Adze | Andesite?