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Apatite and Zircon Image Gallery
 Zircon from the Tardree Rhyolite (Co. Antrim)  Apatite from the Cheviot granite, NE England, showing a moderate spontaneous track density  Euhedral apatite grain with overgrowth  Induced fission tracks in Durango apatite; unannealed  Induced fission tracks in Durango apatite; annealed 310°C, 1hr  Induced fission tracks in Durango apatite; annealed 352°C, 1hr  grain - mica pair, as counted in the external detector method (courtesy Prof. A.J.W. Gleadow). |
 Horizontal confined tracks in apatite. The longest is ~15µm.  Partially dissolved apatite grain: Millstone grit (Namurian), Pennines, England  Rounded apatite grain  Induced fission tracks in Durango apatite; annealed 260°C, 1hr  Induced fission tracks in Durango apatite; annealed 336°C, 1hr  Induced fission tracks in Durango apatite; annealed 366°C, 1hr |