 |
The Kuzuu District belongs to the Chichibu Paleozoic stratum，and
dolomite mines are exposed in the form of semi－horseshoe shape，and
dolomite occurs in limestone in layers The stratum is formed
in order of upper limestone，dolomite，lower limestone，and sandstone
from the top，and tilts inwards by about 30 degrees．
Ohgama Mines are located in the northern part of the Kuzuu District，and
the stratum lies east and west tilted by 20 to 25 degrees．The
thickness of the stratum is assumed to be about 80 to 100 meters．The
dolomite quality is high and stable． |
|
| ●Cｈｅｍｉｃａｌ
ｃｏｍｐｏｓｉｔｉｏｎ ｏｆ ｄｏｌｏｍｉｔｅ |
| ig.loss |
Al2O3 |
SiO2 |
Fe2O3 |
CaO |
MgO |
P |
| 46.47 |
0.05 |
0.21 |
0.11 |
33.39 |
19.39 |
0.016 |
 |
