| |
| Naming Convention: Mine Design Strata-group.
Example: |
| Renge means a lotus flower. (Kuro renge -
Black Lotus) |
| Suji means cracks |
|
Kane-suji.....Toxic. It contains metal or iron particles.
Effects sharpening |
| Ke-suji........
Safe. We can see it, butr there is no influence. Suita has many
of these. |
| Hari means needles, small cracks... |
| Harike.....Toxic |
| Atarazunohari....Safe |
| Kan means rust colored design, mostly
non-toxic. |
| Aiishi
no abrasion power |
| Honishi
good abrasion power |
| |
|
Hon-kuchi naori (Huge layer of rock suitable
for use as sharpening stones) |
|
Not all strata in all mines produce good
sharpening stones. Aisa, Tomae, Namito are good in Nakayama, but
good Suita layers in Nakayama are all depleted. |
|
East side of Mt. Atago:
Higashi-mono |
West side of Mt. Atago: Nishi-mono |
Norh-East of Kyoto: |
|
Queries: Nakayama, Okudo, Oozuku,
Narutaki, Shoubu, Kizuyama |
Queries: Oohira, Sinden. |
Queries: Sougandani, Takashima |
| Groups of strata with similar characteristics
from top/shallowest to bottom/deepest (deeper stratum produces
harder stones): Aka-pin
Tenjyou suita x4 (uchigumori, nagagumori, sotogumori, shiro)
Hachimai x8
Senmai x2
Tomae x48
Aisa x4 (Karasu is sometimes found in this strata)
Namito x8
Hon suita x6
Shiro suita x2 |
Groups of strata with similar characteristics
from top/shallowest to bottom/deepest (deeper stratum produces
harder stones): Aka-pin
Tenjyou suita x4 (uchigumori, nagagumori, sotogumori, shiro)
Hachimai x8
Senmai x2
Tomae x48
Aisa x4 (Karasu is sometimes found in this strata)
Namito x8
Hon suita x6
Shiro suita x2 |
Groups of strata with similar characteristics
from top/shallowest to bottom/deepest (deeper stratum produces
harder stones): Aka-pin
Tenjyou suita x4 (uchigumori, nagagumori, sotogumori, shiro)
Hachimai x8
Senmai x2
Tomae x48
Aisa x4 (Karasu is sometimes found in this strata)
Namito x8
Hon suita x6
Shiro suita x2 |