XRD, TGA and TMA Charts (No.005)

No.NameSampling dateVein or depositMining placeMining companySampling placeGrade or sort
005USGH_05AMarch 29, 1980Sarayama V.GohtsuUeda TohsekiNorthHensyoku/ Tamamono (discoloration), Siderite (+)

Colors of the milled samples
XYZWhiteness (Hunter)LabWhiteness (Lab)
69.3267.8463.5153.8282.376.0911.9477.85

Chemical compositions (wt%)
SiO2Al2O3Fe2O3TiO2CaOMgONa2OK2OIg.loss
74.8114.780.930.011.180.122.612.123.16


Mineral compositions (wt%)
Q : QuartzM : SericiteK : Kaolin mineralF : FeldsparC : CalciteS : Siderite
40.4025.7711.9319.812.090.00


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)
3.622.9862.6660.5257.1048.3977.797.6310.9474.10


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)
43.36.88126312691267140314-46.0346.3347.9840.6668.071.605.8567.50
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