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Post by stephan on May 20, 2021 22:36:35 GMT -5
It’s been crazy, lately, but I did have a couple of hours to knock out a few last weekend, so here they are (yes, I know it’s Thursday night): Brecciated jasper from Trinidad, CA. Quite rare. I collected it a few years back, and finally had it slabbed (thanks jasoninsd): DSC_4125_A cab of real-deal Trinidad jasper by sdttds, on Flickr Prairie agate from jasoninsd: DSC_4082_Prairie agate freeform by sdttds, on Flickr Dryhead agate(also from Jason): DSC_4070_Dryhead agate free-form by sdttds, on Flickr All are made from heel cuts, which were calling to, me for some reason.
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Post by jasoninsd on May 20, 2021 23:06:39 GMT -5
Stephan you really did an amazing job with those heel cuts! That Trinidad really is gorgeous material. The more I look at that cab, the more I'm thinking it needs to move up on the "to do" list. One of these days I'm going to have the nerve to work some of the heel cuts I still have.
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Post by stephan on May 20, 2021 23:28:11 GMT -5
Stephan you really did an amazing job with those heel cuts! That Trinidad really is gorgeous material. The more I look at that cab, the more I'm thinking it needs to move up on the "to do" list. One of these days I'm going to have the nerve to work some of the heel cuts I still have. Thanks. It was fun material. In many cases, the heel cut already has a dome the just needs to be centered or evened out. They often aren’t as tricky as people think. The hardest part can be chasing a pattern like a fortification or a t-egg core, knowing it’ll get bigger as you grind deeper. The Dryhead is pretty thin as a result. I (consciously) maximized the fortifications. Also, with the druzy, it has a really cool translucent window. The Trinidad, by way of contrast, has a high dome, since there wasn’t really a specific pattern to maximize. The heel cuts with multiple peaks and valleys, though, are a bit trickier, I confess. I enjoy the challenge, though.
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Post by stephan on May 24, 2021 17:48:06 GMT -5
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Post by jasoninsd on May 24, 2021 17:56:32 GMT -5
Another couple great looking cabs Stephan! And I love the looks of Trinidad State Beach!
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Post by stephan on May 30, 2021 21:49:40 GMT -5
Here’s one I made today. More coming... DSC_4599_Area54ite by sdttds, on Flickr ID of this material has been inconclusive and, at times, controversial. It's initial ID was "gem glaucophane," later changed to "Blue G." In an effort to placate those who were vocal detractors, the person who initially brought it to the attention of the lapidary world had it tested, and the results seemed to indicate that it at least contained lawsonite. Still, people argued, some even claiming it is nothing more than blue granite (It really does not appear to be that). So, in an effort to avoid that previous controversy (but I’ll probably ignite more, instead) I will just call it Area54ite, after Area 54, the place in the Panoche Hills of Central California, where I found it on a field trip led by Chris Rowe. In the spirit of potato chip ingredient list, I will just say that it may contain one or more of the following: glaucophane, quartz, lawsonite, eclogite, epidote, olivine and/or partially hydrogenated safflower oil. It occurs in nodules that, from what I saw on that one trip, are typically golf ball to softball-sized. It is usually blue, blue-green or green with black. Sometimes there is a bit of brown. This is the first time I've worked any with brown, which seems to undercut a bit. I initially saw this stuff at the SGMS clubhouse, where someone called it Dumerite (pronounced doomorite). I think this may have represented confusion with dumorterite, which this definitely isn’t.
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Post by hummingbirdstones on May 30, 2021 22:03:59 GMT -5
Well, whatever it is, I like it! Nice job on that cab stephan. I like the shape a lot.
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Post by stephan on May 30, 2021 22:13:46 GMT -5
Well, whatever it is, I like it! Nice job on that cab stephan . I like the shape a lot. Thank you, Robin.
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Post by stephan on May 31, 2021 8:17:00 GMT -5
I see a similar type of stone in the coastal ranges, but haven’t cut anything I might have taken home. What I see is just blue enough to be curious, but the black areas appear to be a different hardness or crystal structure than the blue areas. I’m not sure what part of the Coast Ranges you hunt, but I’m not surprised. The Panoche Hills are part of the Diablo Range, not terribly far from Clear Creek. Many of the putative elements are metamorphic, and are also jade indicator species.
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Post by stephan on May 31, 2021 9:54:38 GMT -5
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Post by jasoninsd on May 31, 2021 18:46:29 GMT -5
Here’s one I made today. More coming... DSC_4599_Area54ite by sdttds, on Flickr ID of this material has been inconclusive and, at times, controversial. It's initial ID was "gem glaucophane," later changed to "Blue G." In an effort to placate those who were vocal detractors, the person who initially brought it to the attention of the lapidary world had it tested, and the results seemed to indicate that it at least contained lawsonite. Still, people argued, some even claiming it is nothing more than blue granite (It really does not appear to be that). So, in an effort to avoid that previous controversy (but I’ll probably ignite more, instead) I will just call it Area54ite, after Area 54, the place in the Panoche Hills of Central California, where I found it on a field trip led by Chris Rowe. In the spirit of potato chip ingredient list, I will just say that it may contain one or more of the following: glaucophane, quartz, lawsonite, eclogite, epidote, olivine and/or partially hydrogenated safflower oil. It occurs in nodules that, from what I saw on that one trip, are typically golf ball to softball-sized. It is usually blue, blue-green or green with black. Sometimes there is a bit of brown. This is the first time I've worked any with brown, which seems to undercut a bit. I initially saw this stuff at the SGMS clubhouse, where someone called it Dumerite (pronounced doomorite). I think this may have represented confusion with dumorterite, which this definitely isn’t. Stephan, that cab turned out spectacular! Now that you've posted this one, I'm not going to be "gun-shy" about posting any of the ones I do. I wouldn't have known what to call it! LOL
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Post by stephan on Jun 1, 2021 0:28:07 GMT -5
OK, a few more. It "only" got up to 104 today (instead of the predicted 109), so a nice, balmy day to work outside. Anyway, here's four (here's a few of which I still need to get decent pictures): Some structure non-conforming Morgan Hill jasper that clearly felt that vibrant poppies are so overdone. Tending more toward brecciated than poppy, but they ARE there, if you look closely. The funny thing is, these came off a chunk (maybe 6"x3"x4") that was in a box of Mogran Hill PJ. I windowed a small (about 1/2" corner, and it had very clear, if small, poppies. So I sent it off to a friend with a saw to be cut. That small window turned out to be the only clear poppies the entire stone had, but it is still interesting as a mostly brecciated jasper. I will cab up the more orby piece at another time, when I decide what I want to do with the unhealed fracture it has. DSC_4653 by Stephan T., on Flickr DSC_4650 by Stephan T., on Flickr Another Prairie agate heel-cut from jasoninsd (I swear, he sent me actual slabs, too, but I told him I like working with heel cuts... yes, I know I'm weird). I love the colors an patterns in this stuff. Made from a slab, sent by a friend in South Dakota who collected it himself. I love the druzy pocket at 5 o'clock, but it looks like I need to clear some cerium oxide grit from it, still. DSC_4624_Prairie agate freeform by Stephan T., on Flickr MHPJ (WITH poppies). The matrix is so brecciated, it almost looks mossy. Very well healed, though, especially for MHPJ: DSC_4626_Morgan Hill poppy jasper freeform by Stephan T., on Flickr
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Post by jasoninsd on Jun 1, 2021 0:51:19 GMT -5
That second cab steals the show in this batch! Even though you're doing an amazing job with the heel cuts, I'm going to have to send you a box of "nice" slabs instead of just the dang heel cuts! LOL - I actually kept a bunch of the heel cuts (of a bunch of different materials) with the intention on starting to try and work them...but a certain amount of Teepee Canyon slabs jumped the line! LOL You must have asked the temps to move out East...we're expecting high 90s by the end of the week. LOL
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Post by stephan on Jun 1, 2021 1:02:45 GMT -5
That second cab steals the show in this batch! Even though you're doing an amazing job with the heel cuts, I'm going to have to send you a box of "nice" slabs instead of just the dang heel cuts! LOL - I actually kept a bunch of the heel cuts (of a bunch of different materials) with the intention on starting to try and work them...but a certain amount of Teepee Canyon slabs jumped the line! LOL You must have asked the temps to move out East...we're expecting high 90s by the end of the week. LOL Teepees jumped the line? I wonder how that happened. We'll have 90s, too, but that'll be cooling down for us. Of course, it's a dry heat, so it's all good. That's what we keep telling ourselves. Amazingly, there did not appear to be any spontaneous combustion. I guess PG&E is keeping an eye on the power lines (fingers crossed). Keep an eye on this thread. More goodies coming. I think you'll like one of them.... I may have to retake the pic of the first one. It's up there with the second. That swirly white thing really is a vein of quartz, not glare. LOL.
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Post by stephan on Jun 1, 2021 18:26:57 GMT -5
Last update for the ones made this past weekend: Wildhorse (Owyhee) jasper. Yes, you are seeing that correctly. I made an oval. Still don't like them, but they are well-suited for scenic jaspers. The ratio of sky:land is tilted more toward sky than I'd like, but that's what was usable on that slab: DSC_4781_Oyhee jasper (Wildhorse claim) cab by Stephan T., on Flickr Another Dryhead I got from jasoninsd. The first two were practice pieces for the material, since I hadn't worked with it in years, and I wanted to get this one right. I think this might be the cab that Jason has been waiting very patiently to see: DSC_4788_Best Dryhead agate yet by Stephan T., on Flickr We’ll call this shape a paisley.
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Post by miket on Jun 1, 2021 19:05:35 GMT -5
Last update for the ones made this past weekend: Wildhorse (Owyhee) jasper. Yes, you are seeing that correctly. I made an oval. Still don't like them, but they are well-suited for scenic jaspers. The ratio of sky:land is tilted more toward sky than I'd like, but that's what was usable on that slab: DSC_4781_Oyhee jasper (Wildhorse claim) cab by Stephan T., on Flickr Another Dryhead I got from jasoninsd . The first two were practice pieces for the material, since I hadn't worked with it in years, and I wanted to get this one right. I think this might be the cab that Jason has been waiting very patiently to see: DSC_4788_Best Dryhead agate yet by Stephan T., on Flickr We’ll call this shape a paisley. Very nice, I really like the shape of the Dryhead!
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Post by jasoninsd on Jun 1, 2021 19:14:20 GMT -5
I think that OVAL looks amazing! - It's nice to see you were a conformist with this one! LOL Now, that Dryhead...that one was WELL worth the wait! I love the shape you chose on this one so that it would follow the fortification pattern so amazingly well!
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Post by stephan on Jun 1, 2021 19:19:58 GMT -5
Last update for the ones made this past weekend: Wildhorse (Owyhee) jasper. Yes, you are seeing that correctly. I made an oval. Still don't like them, but they are well-suited for scenic jaspers. The ratio of sky:land is tilted more toward sky than I'd like, but that's what was usable on that slab: DSC_4781_Oyhee jasper (Wildhorse claim) cab by Stephan T., on Flickr Another Dryhead I got from jasoninsd . The first two were practice pieces for the material, since I hadn't worked with it in years, and I wanted to get this one right. I think this might be the cab that Jason has been waiting very patiently to see: DSC_4788_Best Dryhead agate yet by Stephan T., on Flickr We’ll call this shape a paisley. Very nice, I really like the shape of the Dryhead! Thank you, sir
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Post by stephan on Jun 1, 2021 19:21:14 GMT -5
I think that OVAL looks amazing! - It's nice to see you were a conformist with this one! LOL Now, that Dryhead...that one was WELL worth the wait! I love the shape you chose on this one so that it would follow the fortification pattern so amazingly well! Thanks. I CAN conform. I usually just don't want to. LOL! For the Dryhead, I just followed fernwood's advice, and listened to the rock.
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Brian
fully equipped rock polisher
Member since July 2020
Posts: 1,512
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Post by Brian on Jun 1, 2021 19:34:10 GMT -5
Great job on both of those! That Dryhead is spectacular!
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