ankangiteankerite or brown spar or brown sparankinovichiteankleankylosauriaankylosauridsankylosaurusannabergite or nickel bloom or nickel bloomanniteannotated photographannotationannual accumulation of sedimentannual carry overannual dischargeannual floodannual growth ringannual layerannual load duration curveannual load factor curveannual peak floodannual precipitationannual rainfallannual storageannual thawed layerannual variationannual waveannular drainageannular eclipseannular lobeannulateannulationanomalyanomozamitesanopluraanorogenicanorthite or ab0 or ab0 or indianiteanorthoclase or soda microcline or soda microclineanorthominasragriteanorthositeansermetiteantapical series or antapical or antapicalantarcticantarctic circleantarctic convergenceantarctic oceanantarcticaantarcticiteantecedentantecedent moistureantecedent precipitation
