Fission track age for apatite sample MS_002_1 from the western Greater Caucasus

Each graticule square has an area of 0.000001386 cm2. Number of graticule squares is used with the track count to determine track densities.

每个方格网单元（graticule square）的面积为0.000001386平方厘米。方格网单元的数量可与轨道数结合，用于计算轨道密度。