Database structure

Table	Description
`methods`	Analytic methods used to obtain chemical and physical data.
`bibliography`	References for analytic methods used to obtain chemical data.
`parameters`	Field name descriptions for all tables in the database.
`main`	Spatial, geologic and descriptive attributes for samples of all types.
`chemistry`	Results of chemical analysis
`mineralogy`	Mineralogy data for non-magnetic heavy mineral concentrate samples.
`datadxny`	Data dictionary, explaining tables and fields

Database field categories