ANU Ledging Method - Continuous
ANU Ledging Method - Continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
ANU Ledging Method - continuous
Laser ablation
Laser ablation
0.5 mm (19702000) and 1 mm (17871969)
0.8mm drill bit; 2 mm increments (for sub-seasonal resolution: average of 6 samples/year; annual: averaged)
continuous high-resolution sampling (bi-weekly, 0.5mm) for the first 15 years then annual downcore
continuous high-resolution sampling (bi-weekly, 0.5mm) for the first 15 years then annual downcore
bulk 5 year sampling , two small sections done at high resolution
bulk 5 year sampling , two small sections done at high resolution
drilled along corallite walls using a 0.5 mm drill bit
drilled along corallite walls using a 0.5 mm drill bit
drilled along corallite walls using a 0.5 mm drill bit
drilled along corallite walls using a 0.5 mm drill bit
sampled at 0.53mm/sample in upper 23.5cm of core, then 0.5mm/sample the lower 37 cm of core, millled, but only every other sample analyzed
sampled at 0.53mm/sample in upper 23.5cm of core, then 0.5mm/sample the lower 37 cm of core, millled, but only every other sample analyzed
sampled at 0.53mm/sample in upper 23.5cm of core, then 0.5mm/sample the lower 37 cm of core, millled, but only every other sample analyzed
low-speed microdrill fitted with a 1 mm diameter drill bit
low-speed microdrill fitted with a 1 mm diameter drill bit
Hand filing
Continous - Cut annual increments from the skeleton from top of low density band to top of low density band  (Nov-Oct)
continuous
continuous
continuous
continuous monthly
continuous milling, 1 mm bit, 1.0 mm deep
continuous milling, 1 mm bit, 1.0 mm deep
continuous milling, 1 mm bit, 1.0 mm deep
continuous milling, 1 mm bit, 1.0 mm deep
Subsamples were drilled from slabs with a fine-tipped, diamond-impregnated drillbit at 0.5 to 1.25 mm (approximately monthly) resolution.
ANU Ledging Method - continuous
Continuous. Triennial sampling resolution, based on centre of low density band
Continuous. Triennial sampling resolution, based on centre of low density band
Continuous - Annual blocks were cut from the skeleton and crushed
Continuous - Annual blocks were cut from the skeleton and crushed
Continuous - Annual blocks were cut from the skeleton and crushed
Continuous - Annual blocks were cut from the skeleton and crushed
25-35 samples per annual band
continuous spot sampling, >7 samples per year
continuous spot sampling, >7 samples per year
continuous spot sampling, >7 samples per year
continuous spot sampling, >7 samples per year
continuous spot sampling, >7 samples per year
spot sampling, >6 samples per year
spot sampling, >6 samples per year
spot sampling, >6 samples per year
spot sampling, >6 samples per year
spot sampling, >6 samples per year
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling, 1 mm bit, 1.0 mm deep
continuous milling, 1 mm bit, 1.0 mm deep
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling, 0.5 mm bit, 1.5 mm depth
continuous milling
continuous milling
0.9mm diamond drill
0.9mm diamond drill
continuous
continuous, 2 mm discrete samples, but growth rate went from 8mm/yr to 21mm/yr and the lower, slow growing portion of the record (1898-1939) shows a strong kinetic overprint.  Due to slow growth and early morphological changes 1900 is extremely truncated.
continuous (10 to 12 samples/year)
continuous (10 to 12 samples/year)
continuous (10 to 12 samples/year)
continuous (10 to 12 samples/year)
continuous, 1mm increments, 4mm wide, 2.5mm deep
continuous, 1mm increments, 4mm wide, 2.5mm deep
Laser Ablation - continuous
continuous, 1mm deep, 3 mm wide, 1.33 mm long
continuous, 1mm deep, 3 mm wide, 1.33 mm long
continuous, variable lenth of sample, based on x-ray density band couplets
continuous, variable lenth of sample, based on x-ray density band couplets
continuous, variable lenth of sample, based on x-ray density band couplets
continuous, variable lenth of sample, based on x-ray density band couplets
Annual sampling based on x-ray density - each year slightly different size based on growth.
Annual sampling based on x-ray density - each year slightly different size based on growth.
Annual sampling based on x-ray density - each year slightly different size based on growth.
Annual sampling based on x-ray density - each year slightly different size based on growth.
Annual sampling based on x-ray density - each year slightly different size based on growth.
Annual sampling based on x-ray density - each year slightly different size based on growth.
continuous (5-7 samples/year)
1 mm drill bit
12-13 samples/yr for Sr/Ca, 6-7 samples/yr for d18O
12-13 samples/yr for Sr/Ca, 6-7 samples/yr for d18O
12-13 samples/yr for Sr/Ca, 6-7 samples/yr for d18O
1mm in most recent 30 years and every other mm below that ( millimeter scale (continuous trench)
8 samples/year - Continuous - Every other 1mm increment (point)
8 samples/year - Continuous - Every other 1mm increment (point)
continuous
continuous milling, 1.4 mm bit, 1.5 mm deep and 2 mm wide
continuous milling, 1.4 mm bit, 1.5 mm deep and 2 mm wide
ANU Ledging Method - Continuous
ANU Ledging Method - continuous
continuous with a drill press, 1 mm diameter bit moved in 0.5mm increments
continuous with a drill press, 1 mm diameter bit moved in 0.5mm increments
continuous with a drill press, 1 mm diameter bit moved in 0.5mm increments
drill press - one sample every 3 mm
continuous, but d18O analyzed on 6-8 samples per year
continuous, but d18O analyzed on 6-8 samples per year
continuous, but d18O analyzed on 6-8 samples per year
continuous, but d18O analyzed on 6-8 samples per year
continuous path using a manual drill press with a 1-mm diameter drill bit
continuous path using a manual drill press with a 1-mm diameter drill bit
continuous path using a manual drill press with a 1-mm diameter drill bit
continuous path using a manual drill press with a 1-mm diameter drill bit (high resolution); cutoff wheel attached to Dremel tool used for annual sampling
continuous path using a manual drill press with a 1-mm diameter drill bit (high resolution); cutoff wheel attached to Dremel tool used for annual sampling
sub-monthly (avg 18 samples per year),given annual coral growth of 1-2cm
sub-monthly (avg 18 samples per year),given annual coral growth of 1-2cm
sub-monthly (avg 18 samples per year),given annual coral growth of 1-2cm
Milled 3-mm-wide and 2-mm-deep trenches at 1-mm increments perpendicular to growth axes using a Dremel tool drill with a 0.5 mm drill bit.
Milled 3-mm-wide and 2-mm-deep trenches at 1-mm increments perpendicular to growth axes using a Dremel tool drill with a 0.5 mm drill bit.
Milled 3-mm-wide and 2-mm-deep trenches at 1-mm increments perpendicular to growth axes using a Dremel tool drill with a 0.5 mm drill bit.
Milled 3-mm-wide and 2-mm-deep trenches at 1-mm increments perpendicular to growth axes using a Dremel tool drill with a 0.5 mm drill bit.
due to change in coral growth rates sampling increments varied between 1 and 2 mm in different sections of the core; 11-12 samples/year during calibration period and 5-7 samples/year otherwise
due to change in coral growth rates sampling increments varied between 1 and 2 mm in different sections of the core; 11-12 samples/year during calibration period and 5-7 samples/year otherwise
continuous
continuous
4 samples/year Point (2 samples per year of assumed max and min and then 2 samples from either side of the original 2 samples)
continuous (26 samples per year)
continuous (26 samples per year)
continuous (24 samples per year)
continuous (24 samples per year)
punch drill,  10 samples/year, adjusted path as needed to follow corallite wall
punch drill,  10 samples/year, adjusted path as needed to follow corallite wall
punch drill,  10 samples/year, adjusted path as needed to follow corallite wall
punch drill,  10 samples/year, adjusted path as needed to follow corallite wall
punch drill,  10 samples/year, adjusted path as needed to follow corallite wall
micro-milling
micro-milling
micro-milling
micro-milling
micro-milling
micro-milling
micro-milling
micro-milling
continuous
dental drill fitted with a 0.3 mm diamond bit
dental drill fitted with a 0.3 mm diamond bit
dental drill fitted with a 0.3 mm diamond bit
dental drill fitted with a 0.3 mm diamond bit
dental drill fitted with a 0.3 mm diamond bit
continuous
point drilling
point drilling
point drilling
point drilling
slivers were cut using a diamond bandsaw
average of 14 samples/year
average of 14 samples/year
average of 14 samples/year
average of 14 samples/year
11 to 13 samples/cm (every sample 0.7 to 0.9 mm along core)
11 to 13 samples/cm (every sample 0.7 to 0.9 mm along core)
continuous
Discrete (point)
Discrete (point)
2mm, resulting in 6 samples/year, interpolated to seasonal resolution
1 mm, 9 samples/year, interpolated to seasonal resolution
1 mm, resulting in 12 samples/year, interpolated to seasonal resolution
each annual growth increment (identified via UV florescence) was cut into 4 equally sized samples using a hand-held miniature saw
continuous
subsamples from 1.5 mm thick ledge
subsamples from 1.5 mm thick ledge
5-7 samples per year but analyzed as annual data; 1944-1792 d18O samples are bulk annual averages
5-7 samples per year but analyzed as annual data; 1944-1792 d18O samples are bulk annual averages
5-7 samples per year but analyzed as annual data; 1944-1792 d18O samples are bulk annual averages
5-7 samples per year but analyzed as annual data; 1944-1792 d18O samples are bulk annual averages
Core C2B and C4B: drilled at 1mm resolution for Sr/Ca using a Dremel tool, for d18O check Linsley et al., 1999, 2000b; Core C6A: same as C2B and C4B for Sr/Ca, d18O is annual check Linsley et al., 2000b; Core CF1B: 1.5mm res for Sr/Ca and d18O using computer-controlled micro drill
Core C2B and C4B: drilled at 1mm resolution for Sr/Ca using a Dremel tool, for d18O check Linsley et al., 1999, 2000b; Core C6A: same as C2B and C4B for Sr/Ca, d18O is annual check Linsley et al., 2000b; Core CF1B: 1.5mm res for Sr/Ca and d18O using computer-controlled micro drill
Core C2B and C4B: drilled at 1mm resolution for Sr/Ca using a Dremel tool, for d18O check Linsley et al., 1999, 2000b; Core C6A: same as C2B and C4B for Sr/Ca, d18O is annual check Linsley et al., 2000b; Core CF1B: 1.5mm res for Sr/Ca and d18O using computer-controlled micro drill
0.5-mm diameter carbide steel bit. 0.5mm deep
0.5-mm diameter carbide steel bit. 0.5mm deep
0.5-mm diameter carbide steel bit. 0.5mm deep
bimonthly sampled at 2mm
bimonthly sampled at 2mm
bimonthly sampled at 2mm
sampled at annual resolution (Mar-Feb) along the major growth axis following the density pattern from summer to summer in any given year established from X-ray-radiograph-positive prints
sampled at annual resolution (Mar-Feb) along the major growth axis following the density pattern from summer to summer in any given year established from X-ray-radiograph-positive prints
sampled at annual resolution (Mar-Feb) along the major growth axis following the density pattern from summer to summer in any given year established from X-ray-radiograph-positive prints
sampled at annual resolution (Mar-Feb) along the major growth axis following the density pattern from summer to summer in any given year established from X-ray-radiograph-positive prints
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
4mm routing bit, ledge milled 2.5mm inwards from growth axis on high/low density band pairs
0.9mm diamond drill
0.9mm diamond drill