Table 1: List of variables describing the
plutonic rock samples and major elements analysed (see Table 2 for a list of trace
elements analysed).
|
Variable |
Description |
Count |
|
LabNum |
Laboratory sample number assigned to all
samples by NL DNR GS* |
4993 |
|
Long_NAD27 |
Longitude (east) geographic coordinate
(decimal degrees) |
4993 |
|
Lat_NAD27 |
Latitude (north) geographic coordinate
(decimal degrees) |
4993 |
|
NTS_Map |
1:50,000 NTS mapsheet number within which
the sample was taken |
4993 |
|
UTMEast |
Universal Transverse Mercator Easting coordinate (m) |
4993 |
|
UTMNorth |
Universal Transverse Mercator Northing coordinate (m) |
4993 |
|
UTMZone |
Universal Transverse Mercator zone (19 to 22) |
4993 |
|
Datum |
Datum
upon which the UTM coordinates are based |
4993 |
|
SiO2 |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
Al2O3 |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
Fe2O3 |
Fe as
Fe2O3 percent, calculated by difference [Fe2O3T -
(FeO*1.111)] |
4901 |
|
FeO_TTR |
Fe as
FeO percent, determined by titration method |
4903 |
|
Fe2O3T |
Fe
total as Fe2O3 percent, by AAS or ICP-ES (see column
MajorsMeth) |
4991 |
|
MgO |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4992 |
|
CaO |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
Na2O |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
K2O |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
TiO2 |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
MnO |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4993 |
|
P2O5 |
percent, by AAS or ICP-ES (see column
MajorsMeth) |
4980 |
|
LOI |
percent, loss-on-ignition by gravimetric method |
4993 |
|
H2O_IGA |
percent, by infrared-gas analysis |
329 |
|
CO2_IGA |
percent, by infrared-gas analysis |
326 |
|
S_IGA |
percent, by infrared-gas analysis |
243 |
|
MajorsMeth |
analysis method used for major elements
listed above (see Table
3) |
4993 |
|
|
| |
|
Year_A |
year
of sample analysis |
4993 |
|
Geologist |
project
geologist |
4993 |
|
SampleNum |
sample number (may be Labnum or
Fieldnum) |
4993 |
|
FieldNum |
field
sample number assigned by geologist |
491 |
|
UTMEast |
Universal Transverse Mercator easting coordinate
(m) |
4993 |
|
UTMNorth |
Universal Transverse Mercator northing coordinate
(m) |
4993 |
|
UTMZone |
Universal Transverse Mercator zone (19 to
22) |
4993 |
|
Datum |
datum
upon which the UTM coordinates are based |
4993 |
|
SampleMeth |
method of sampling (e.g. channel,
grab) |
4993 |
|
RockType |
rock
type field observation (e.g. granite, granodiorite, gabbro,
peridotite) |
4993 |
|
Age |
age
of rock unit, ranging from late Proterozoic to
Carboniferous |
4991 |
|
Colour |
rock
colour (e.g. black, green, red) |
4092 |
|
Grainsize |
grain
size (e.g. aphanitic, fine, coarse) |
4308 |
|
Alteration |
alteration (e.g. chlorite, fresh,
quartz) |
4308 |
|
IgnFabric |
igneous fabric (e.g. bedded, massive,
slumped) |
4305 |
|
TectFabric |
tectonic fabric (e.g. cataclastic, flow,
regional) |
3171 |
|
Texture |
rock
texture (e.g. equigranular, ophitic, porphyritic) |
4323 |
|
Phenocryst |
phenocryst composition or type (e.g.
feldspar, quartz, porphyroblasts) |
4214 |
|
Mafics_pct |
percent mafics, ranging from 0-5 to
>50 |
329 |
|
Hornblende |
presence of hornblende (yes,
no) |
4354 |
|
Biotite |
presence of biotite (yes,
no) |
4352 |
|
Garnet |
presence of garnet (yes,
no) |
2835 |
|
Tourmaline |
presence of tourmaline (yes,
no) |
2185 |
|
Beryl |
presence of beryl (yes,
no) |
2189 |
|
Fluorite |
presence of fluorite (yes,
no) |
2186 |
|
Muscovite |
presence of muscovite (yes,
no) |
2841 |
|
Sulfide |
presence of sulfide (yes,
no) |
3876 |
|
OpaqueMins |
opaque minerals (e.g. arsenopyrite,
chromite, yes, no) |
486 |
|
Opaque_pct |
percent opaque minerals, ranging from 1
to 15 |
24 |
*