XRD, TGA and TMA Charts (No.023)

No.NameSampling dateVein or depositMining placeMining companySampling placeGrade or sort
023USDH_04SMarch 29, 1980Sarayama V.DenbeekobaUeda Tohseki?Henshoku (discoloration)

Colors of the milled samples
XYZWhiteness (Hunter)LabWhiteness (Lab)
56.0755.7453.6845.4974.663.409.6372.68

Chemical compositions (wt%)
SiO2Al2O3Fe2O3TiO2CaOMgONa2OK2OIg.loss
77.6314.511.190.010.140.100.093.802.13


Mineral compositions (wt%)
Q : QuartzM : SericiteK : Kaolin mineralF : FeldsparC : CalciteS : Siderite
51.6446.520.760.670.000.41


Results of TGA and Colors of the Powder Samples after Measuring
The conditions for TGA were sample weight : about 180mg, heating rate : 20°C/min, ended temperature : 1000°C.
LT : Total weight loss, L400 : Weight loss of 400-1000°C.
LT (wt%)L400 (wt%)XYZWhiteness (Hunter)LabWhiteness (Lab)
2.791.9152.7751.9251.3045.4972.064.638.2370.50


Results of TMA and Colors of the Sintered Samples after Measuring
The conditions for TMA were compaction pressure : 250MPa, pellet diameter : 10mm, thickness : about 3mm, heating rate : 10°C/min, loading : 10g.
W10 : Contents of particles larger than 10µm, SMax : Maximum shrinkage, T0 : Temperature at the maximum shrinkage, T5 : Temperature at the expansion coefficient becomes 0.0005/°C, TS5 : Temperature rectified using the correlative equation, TSK : Nominal temperature equivalent to its SK.
W10
(wt%)
SMax
(%)
T0
(°C)
T5
(°C)
TS5
(°C)
TSK
(°C)
SKXYZW
(Hunter)
LabW
(Lab)
49.16.4513741380137315302043.2143.9446.0839.0566.290.355.1965.89
Back to the list of vein or depositBack to the list of grade or sort