Ledger_Code	Description
LA	Lag Sample
Q	Quartz
SSL	Siltstone
SST	Sandstone
QITE	Quartzite
FEST	Ironstone
QBX	Quartz Breccia
SO	Soil
SC	Scree
ALV	Aluvium
SOC	Sub Ocutcrop
OC	Outcrop
SPX	Spinifex