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Table 1 MIxS-HCR package items. More detailed description of the field names is provided in the Additional file 1 [see MIxS HCR detailed table]

From: MIxS-HCR: a MIxS extension defining a minimal information standard for sequence data from environments pertaining to hydrocarbon resources

MIxS-HCR package
HCR general properties
 Hydrocarbon resource type
 Hydrocarbon type produced
 Basin name
 Field name
 Reservoir name
 Hydrocarbon resource original temperature
 Depth (TVDSS) of hydrocarbon resource temperature
 Hydrocarbon resource original pressure
 Depth (TVDSS) of hydrocarbon resource pressure
 Permeability
 Porosity
 Lithology
 Depositional environment
 Hydrocarbon resource geologic age
 Oil water contact depth
 Formation water salinity
 Sulfate in formation water
 Vfa in formation water
 Source rock kerogen type
 Source rock lithology
 Source rock depositional environment
 Source rock geologic age
HCR production properties
 Production start date
 Production rate
 Water production rate
 Water cut
 Injection water fraction
 Secondary and tertiary recovery methods and start date
 Injection water breakthrough date of specific well
 Biocide administration
 Biocide administration method
 Chemical treatment
 Chemical treatment method
 Corrosion rate at sample location
HCR sampling properties
 Sample well name
 Well identification number
 Sample type
 Sample subtype
 Sample collection point
 Temperature
 Pressure
 Sample true vertical depth subsea
 Sample measured depth
 Elevation
 Oxygenation status of sample
 Preservative added to sample
 Sample transport conditions
 Sample storage temperature
 Sample storage duration
 Sample storage location
 Sample vol., weight, or area swabbed for DNA extraction
 Organism count
 Organism count qPCR information
HCR water chemistry
 pH
 Sample salinity
 Alkalinity
 Sulfate
 Sulfide
 Total sulfur
 Nitrate
 Nitrite
 Ammonium
 Total nitrogen
 Dissolved iron
 Sodium
 Chloride
 Potassium
 Magnesium
 Calcium
 Total iron
 Dissolved organic carbon
 Dissolved inorganic carbon
 Dissolved inorganic phosphorus
 Total phosphorus
 Suspended solids
 Density
 Dissolved carbon dioxide
 Dissolved oxygen
 Volatile fatty acids
 Benzene
 Toluene
 Ethylbenzene
 Xylene
HCR hydrocarbon chemistry
 API gravity
 Total Acid Number
 Viscosity
 Pour point
 Saturates wt%
 Aromatics wt%
 Resins wt%
 Asphaltenes wt%
Other properties
 Miscellaneous parameter
 Additional info