Excellent catch, Rusen!
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Excellent catch, Rusen!
Absolutely!Cheers, Steve
Thanks Guys , i know that they are good razor stones , i shave off them today - 2 razors 2 passes
I have to seal them tomorow ha ha ah a
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Some of mine [emoji23]
Nakayama Tomae Lv. 4.5
https://c2.staticflickr.com/6/5735/2...2e5362_c_d.jpg
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So I was given a Jnat for Christmas! I'm not exactly sure what I have here, I think the stamp is "Jyunshouhonyama". The best translation I can get of the stamp is "genuine original mountain" or "pure source mountain". A stone in an old post with the same stamp suggests it may be from Nakayama (http://straightrazorpalace.com/hones...-nakayama.html). I'm sure someone on here knows more about it than I do.
If I understand correctly the colour is Asagi (which covers green, blue and/or grey?). Unfortunately (or maybe fortunately) a piece of the stone cracked off of the bottom so I cleaned it up to use as a tomonagura. I think this stone is on the softer side since it slurries pretty fast (faster than either of my coticules slurry if that means anything). The feedback is silky smooth and it leaves a cloudy mirror polish on the bevel. Other than that the only thing I know about this stone is that it is capable of a damn fine edge - like a cross between my sharpest synthetic edge and my smoothest coticule edge. I couldn't be happier right now! :y
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I have this same looking stone , very good hight end finisher . Levell 5 but on the soft side - just perfect for raising slurry with a very hard tomo . Same acid wellow color sluryq it almost doesnt drink watter at all .
140 x 80 mm size x 1.8 sm Verry intresting swirl patern - maybe an asagi from tomae layer
This stone is number 9 and came with a number 10 jnat and a nagura , witch i believe is unstamped koma
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Dnd thid kiita asagi beauty witch is the finest finisher , finest than a blue green thury and leave such thury edje .
it was a strbange shape , in the begining it was a big stone maybe 210 or 215 x 75 but weared and broken on theone side
I cut a triangle tomo nagura from it 4 x 3 x 3 sm and i straighten the shape so it is pure 17 x 7.5 x 1 .2 sm
or a 7x3x0.5 inch
levell 5 absolute smooth and silky , fast and amazing . Perfect finisher as i try it . It haz some kan patern and has 2 sides for working - Yeah
This is my number 10 Jnat , enjoy guys
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Why are these things so damn addictive?
A box came today from Japan with 3 Jnats , a Japanese KOKUSAIBUNKA razor ,and nice size akapin soft tomo nagura as a gift from the seller .
The 3 stones are of tremendous quality - ive had few jnats alround 10 but those 3 are remarquable
The Kiita kopa with a hint ofmizu assagi in it - levell 5 ++ ultra fine , ultra smooth and pure and fast i think is definetly in my top 3 Jnats - 14x8 sm
Second is a softer level 5 - assagi tomae witch is definetly harder and finer and smoother than the Nakyama iromono that i have from Metalmaster The new assagi is very fine and smooth finisher also -18x6.8 sm
The styrangest and i think the oldest stone is the well worn is the unknown Jnat - 21.5x 8 sm It i very fast on slurry and very agressive cutter Hard as the kiita i Think is levell 5+ or harder Very pure stoe witha smooth feedback
It is covered with gazilion of almost microscopic SU holes
It doesnt drink any watter and it has very intresting patern ot the finest posible but not a prefinisher also
If someone has an idea what stratta or what is that Jnat i will be very glad
the kiita and the last Jnats has some intresting black kawa skinn with a shiny things in it on 2 small spots at the sides - maybe from the mine with the N in the name ha ha ah a
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The last of the 3 Jnats - the mysterious stone
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I believe the last one is suita - amazing fine prefinisher
All very nice.
Nice additions.
Myron
I received a stone today. I was looking for a soft stone with good cutting power, for sword polishing, but not uchigumori because they cost a lot and have inclusions. I saw a nice one at a nice price, and bought it. The photos of the stone are below;
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Darn fine, very hard, unsuitable for sword, with a nice karasu pattern, and, what is that on the side of the stone? Looks like a stamp. It's a nakayama Maruka!
I would say "darn! that's not a sword stone!" still, a Maruka. I guess my swords will have to wait.
As I am clueless about the strata of the stone, any help would be appreciated. There are no su, and it's quite hard. Aside from the skin on the sides, the back side looks just like the front one. Tomoe perhaps?
I got the stone a lot cheaper than a Maruka would cost, so I contacted him if he wants it back. We'll see until he answers, in the meantime, I'll be shaving with it.
Swords - Vasilis what swords , man . Explain me i canot understand a word
Isnt the 2 stones suita
And haw we can difere suita from a other layers and what is suita , diferent with .
Nobody talks abbout the propertys of the layers , only Alex and he speaks rarely .
Well, swords. The sharp and pointy, most beautiful works of art that are extremely misunderstood and considered weapons in most parts of the world, while most crimes involve bats, clubs and knives...
What do you mean "isn't the two stones suita"?
In any case, each and every one of the stratas offer hints of different characteristics that we can find out which stone is from where. I would also doubt that each extracted stone from a mine would have a sticker on it with the name of the layer, this categorization would happen after the extraction, so, it's not too late to find the strata any stone is from.
Hi Rusen,
Suita is literally 'nest stone" named for the gas bubbles in most of the suita layers and they mean a 'bee's nest' or honeycomb. Not all suita have su, there is an uncommon layer called 'sunashi' which means 'without su'. Su also commonly occurs in other layers, but a stone has to be from a suita formation or layer to be a suita.
There are three suita 'formations" according to So-San's site, Tenjyou ('upper', or 'ceiling'), Shiro, and Hon. The last two are 'floor' or 'carpet' suita meaning they are at the bottom of the formations. Tenjyou has 4 layers, uchigumori, sotogumori, nagagumori, and shiro (white). Hon has 6 layers and shiro 2 layers. There is also a sunashi suita layer that occurs between the lower suita layers but this layer is uncommon. Suita can range from very soft to very hard, coarse to fine.
Also, there are two types of uchigumori commonly described, hato and jito. You have some of these. Hato is softer and used to polish the hagane or hard steel in a laminated blade. Jito is harder and used to polish the soft cladding of a laminated blade.
Suita colors usually range from grey to cream to white, but other colors can occur especially in the sunashi suita layer.
The first stone is a tenjyou suita with a karasu pattern and renge. The second stone is a hato uchigumori. The third is a sunashi suita and the last image is a shiro suita that I have labeled the common suita features.
I am by no means an expert, but if you have questions I will try to answer them and not be too wrong!
Cheers, Steve
Steve, are you referring to a specific mine, like Ohira? I think every mine has its unique names for everything. But your answer is a nice one, thanks.
Thanks Steve a beautyfull answer . Its just intresting from me what are all the stones we get.
Seems that my last stone and the Vasilis stone looks and share common characteristics .
I didnt have suita so the colors of the tone mislead me to think it is one .
Vasilis knows that his stone is Nakyama , but we both didnt know what kind of layers are they
Mine is very hard and i think that is a prefinisher , but i raise a slurry today after 10 minytes of rubing with a jasper slurry stone and the slurry of my stone is fine like milk and still very agresive cuting .I have another stonelike this one , so hard and it is very strong cutter also .
Where did those ultra hard stones came - deep layers - Namit , Aisa . Tomae or they are some suitas or a kiitas of unusual patern . Assagis maybe ??????
Its intresting as the more i know abbout Jnats - the more fascinating i am
I was joking with the guys that were asking for a coticule layers and now i am in the same position .
It was intresting how can we difere the suita and sunashi suitas from other Jnats .How we can tell if the stone is suita , at all
Imposible maybe ???
Hi Vasilis,
It is my impression that the names are geological names and do not vary from mine to mine though not every mine has every layer.
The first stone the tenjyou suita, is a Narutaki or at least it was stamped with that name. The second, the hato, is a current Ohira stone. The sunashi was sold as a Nakayama, and I have seen one other with the very unique color and pattern from a different seller that also described it as Nakayama. The last I believe is an Okudo based on the bright orange skin on the back, but could be Nakayama.
Cheers, Steve
You're welcome Rusen. As far as I know, the only unique feature is suita is renge. If it has renge, it is a suita or very surely a suita. All of the stones pictured except the sunashi have renge in them. Also, if it has layers of momji as illustrated in the shiro suita photo, it is most certainly a suita. So the last stone, the shiro, has layers, momji, su, and renge. I do not believe anyone would think this stone is anything but a suita. Nothing is 100% certain though!
Cheers, Steve
Yes, that's what I meant. Not all mines have all stones, and because of their uniqueness of each sub-layer, they name everything in such a fashion that, in the end saying suita, no matter which layer of it is, is enough. The tomae stones are the problem though, as there are 50 layers, and, both soft kiita and super hard asagi are part of it, so, if there is a difference between two suitas, comparing two tomae is a whole lot harder to do, they are a lot more diverse.
Just ordered a Shobudani Karasu Tomae from Alex. He is fantastic. Told him what I wanted it for and the price range and he recommended this stone. Can't wait to get it. I have Shapton, Naniwa and Suehiro stones but wanted a Jnat to get that smooth shave. The man made stones can really put a sharp edge but I noticed when I got razors back from Doc 226 that he finished with Gnats, they shaved much smoother. I find it interesting Alex said to start off with slurry from the diamond plate first then work up to the slurry stone.
Will post pictures when it arrives.
That is the way I do it. I usually don't go higher than a 2k synthetic before my JNats, then I either use a suita for mid range work or a fast Kiita. For finishing I go with a "diamond nagura" slurry then a tomo slurry or two - whatever the razor needs.
Here are some pictures of my latest acquisition, an Awasedo Shiro Suita Toishi (dimensions ca. 180 x 65 x 27mm, weight: 790 g).
I've also lapped the backside of the hone as it was already very flat (saving the stamps ;) ).
http://i2.photobucket.com/albums/y46...psbsowjnb1.jpg
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On kitchen knives (here a Kamo Kenyo) it leaves a very nice kasumi finish:
http://i2.photobucket.com/albums/y46...ps3z2ozutu.jpg
A soft and very (!) fast hone - just what I was looking for! Originally I intended it to be a prefinisher for razors, but surprisingly it leaves a very comfortable and mellow edge (albeit not as sharp as my Oozuku or Nakayama Maruka).
Cheers
Jörg
this old jnat popped up on the bay last week. It has writing on the bottom of the base stating it was purchased in the 60's. it was cheap, so i bought it. arrived today and i think i struck gold. the true test will be on the hones later tonight.
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Here are a few of my newer acquisitions.
The first two came to me from a request for koppa that could be used as barber hones. I don't know what they are.
This one cuts coarser but is super-efficient. I think I will use it for kanna.
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This one looks awesome and is really hard and fine.
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New shinden suita. Haven't been able to test it yet, but feels fine to the touch.
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And a narrow Nakayama asagi. Grey with specs (goma?) and almost blue!
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Both the asagi and the suita are very hard and very fine. I have never used such a hard, smooth suita. It must polish but I couldn't see any swarf. On the asagi, I could see minor streaks on a knife edge and barely a sensation of cutting on a kamisori. Can't wait to try the initial shave!
Picked up another JNat and what was labeled a Kuro nagura (think it's a Tsushima nagura, correct me if I'm wrong). The JNat is an Ozuku (kiita with nashiji and goma?). It's harder than my last JNat and from the limited times I've used it seems like it's capable of producing a fantastic edge. It's got a big inclusion, but it doesn't seem to affect the edge (yet). I cut the chipped corner off to make a tomo nagura.
http://i1077.photobucket.com/albums/...psk1injdjn.jpg
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Cheers,
Danm
Picked this up from Garret recently. Narutaki Mizu Asagi level 5 with asano nagura
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This narutaki looks fantastic Good stuff
Love all the jnat's fellows!
I am just getting into straights again and gonna try to put together two jnats, one mid range and one finisher. I was told to look for an Ozaki Suita and Shobudani 100. Since I dont know anything about them, the hunt is on! :)
I look forward to eventually honing my own with these stones!
Garret at japanese-whetstones.com, Maskim at JNS or Alex at japan blade are all reputable seller's who could help
Brighty, Alex sold me on that probably came off the same chunk of rock that made your number one. It's fantastic: wish I had a large one.