XRD, TGA and TMA Charts (No.200)
No. | Name | Sampling date | Vein or deposit | Mining place | Mining company | Sampling place | Grade or sort |
---|---|---|---|---|---|---|---|
200 | HTO__01S | June 11,1981 | Kaigan V. | Ohsako | Harada Tohseki | Center | Good rock, rough surface, SK18 ? |
Colors of the milled samples | |||||||
---|---|---|---|---|---|---|---|
X | Y | Z | Whiteness (Hunter) | L | a | b | Whiteness (Lab) |
63.54 | 62.05 | 44.33 | 37.57 | 78.77 | 6.13 | 21.77 | 68.98 |
Chemical compositions (wt%) | ||||||||
---|---|---|---|---|---|---|---|---|
SiO2 | Al2O3 | Fe2O3 | TiO2 | CaO | MgO | Na2O | K2O | Ig.loss |
76.03 | 14.86 | 1.26 | 0.05 | 0.13 | 0.03 | 3.86 | 2.32 | 1.30 |
Mineral compositions (wt%) | |||||
---|---|---|---|---|---|
Q : Quartz | M : Sericite | K : Kaolin mineral | F : Feldspar | C : Calcite | S : Siderite |
41.64 | 18.89 | 0.30 | 39.17 | 0.00 | 0.00 |
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%) | X | Y | Z | Whiteness (Hunter) | L | a | b | Whiteness (Lab)
| 1.63 | 1.11 | 51.91 | 46.50 | 30.17 | 25.57 | 68.19 | 16.55 | 21.50 | 58.19
| |
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) SK | X | Y | Z | W | (Hunter) L | a | b | W | (Lab) 53.3 | 10.2 | 1257 | 1267 | 1257 | 1389 | 13+ | 37.77 | 36.40 | 28.52 | 24.17 | 60.33 | 6.16 | 14.21 | 57.42
| |
Back to the list of vein or deposit | Back to the list of grade or sort |