Table 2. General results and main oxides... | Emerald Publishing

Table 2.

General results and main oxides measured using XRF

	A1	A2	B1	B2	C	D
Calcium oxide (CaO): wt%	42.9	42.5	42.6	42.8	43.1	43.4
Silicon dioxide (SiO₂): wt%	13.1	13.5	13.2	13.3	13.7	13.9
Aluminium oxide (Al₂O₃): wt%	3.36	3.16	3.74	3.8	3.41	3.55
Ferric oxide (Fe₂O₃): wt%	1.89	1.9	1.88	1.96	1.67	2.1
Magnesium oxide (MgO): wt%	2.85	2.95	0.907	0.874	1.37	1.92
Potassium oxide (K₂O): wt%	0.82	0.821	0.944	0.975	0.593	0.879
Sodium oxide (Na₂O): wt%	0.22	0.15	0.12	0.09	0.44	0.28
Chromium(III) oxide (Cr₂O₃): wt %	0.001	0.002	0.002	0.001	0.003	0.003
Manganese(III) oxide (Mn₂O₃): wt%	0.067	0.057	0.349	0.36	0.027	0.046
Titanium dioxide (TiO₂): wt%	0.274	0.238	0.182	0.186	0.262	0.183
Phosphorus pentoxide (P₂O₅): wt%	0.034	0.026	0.087	0.086	0.050	0.048
Vanadium pentoxide (V₂O₅): wt%	0.013	0.009	0.007	0.005	0.006	0.007
Zinc oxide (ZnO): wt%	0.057	0.053	0.003	0.002	0.001	0.014
LOI at 950°C: wt%	33.3	33.7	34.9	34.8	34.4	32.6
Carbon dioxide (CO₂): wt%^a	34.6	34.8	35.7	35.5	37	34.2
Sulfur trioxide (SO₃): wt%^a	1.07	1.06	0.23	0.27	0.85	0.98
Calculated LSF	102.5	99.4	100.0	99.5	99.2	97.6
Calculated SR	2.50	2.67	2.35	2.31	2.70	2.46
Calculated AM	1.78	1.66	1.99	1.94	2.04	1.69
Coarse calcite >125 μm^b	6.0	5.5	5.0	4.4	1.7	2.4
Coarse quartz >45 μm^b	1.4	1.0	2.8	3.0	3.9	2.2
90 μm passing (before milling)^c	78.3	80.7	74.2	78.4	76.6	83.7
90 μm passing (after milling)^c	95.0	89.3	91.8	91.2	85.6	94.8

	A1	A2	B1	B2	C	D
Calcium oxide (CaO): wt%	42.9	42.5	42.6	42.8	43.1	43.4
Silicon dioxide (SiO₂): wt%	13.1	13.5	13.2	13.3	13.7	13.9
Aluminium oxide (Al₂O₃): wt%	3.36	3.16	3.74	3.8	3.41	3.55
Ferric oxide (Fe₂O₃): wt%	1.89	1.9	1.88	1.96	1.67	2.1
Magnesium oxide (MgO): wt%	2.85	2.95	0.907	0.874	1.37	1.92
Potassium oxide (K₂O): wt%	0.82	0.821	0.944	0.975	0.593	0.879
Sodium oxide (Na₂O): wt%	0.22	0.15	0.12	0.09	0.44	0.28
Chromium(III) oxide (Cr₂O₃): wt %	0.001	0.002	0.002	0.001	0.003	0.003
Manganese(III) oxide (Mn₂O₃): wt%	0.067	0.057	0.349	0.36	0.027	0.046
Titanium dioxide (TiO₂): wt%	0.274	0.238	0.182	0.186	0.262	0.183
Phosphorus pentoxide (P₂O₅): wt%	0.034	0.026	0.087	0.086	0.050	0.048
Vanadium pentoxide (V₂O₅): wt%	0.013	0.009	0.007	0.005	0.006	0.007
Zinc oxide (ZnO): wt%	0.057	0.053	0.003	0.002	0.001	0.014
LOI at 950°C: wt%	33.3	33.7	34.9	34.8	34.4	32.6
Carbon dioxide (CO₂): wt%^a	34.6	34.8	35.7	35.5	37	34.2
Sulfur trioxide (SO₃): wt%^a	1.07	1.06	0.23	0.27	0.85	0.98
Calculated LSF	102.5	99.4	100.0	99.5	99.2	97.6
Calculated SR	2.50	2.67	2.35	2.31	2.70	2.46
Calculated AM	1.78	1.66	1.99	1.94	2.04	1.69
Coarse calcite >125 μm^b	6.0	5.5	5.0	4.4	1.7	2.4
Coarse quartz >45 μm^b	1.4	1.0	2.8	3.0	3.9	2.2
90 μm passing (before milling)^c	78.3	80.7	74.2	78.4	76.6	83.7
90 μm passing (after milling)^c	95.0	89.3	91.8	91.2	85.6	94.8

^a

Measured with a carbon–sulfur analyser

^b

Analysed using an air sieve and XRD

^c

Calculated with laser diffraction