Interesting, but I think you need a very precise stage to scan through the sample. Could you provide some tutorials, links or pictures before/after? Greetings ...
anyone know what i should be using for final polish on the honey/mexican orange fire opal.(as seen in the barstow opal pictures) plastic pellets and polish are...
Yes, of course. This is an interesting topic and I think other opalholics are interested as well. Please share your knowledge, links, literature, pictures.......
i dont know why lately ,all of my aussie freind are asking me if i findfor them big pieces of cristal wello ...am responding to them cristal wello is late to...
My reports from well known opal dealers such as Gerry Manning of Manning Opals, Gemstone cutters  of the Baltimore MD Gemcutters Guild and many others...
I just published the following article in The Southeast Federation of Mineralogical Societies, Inc. newsletter LODESTAR, Dec 2011 edition. Opals: Natural,...
thank you lee. cool message apreciate.. my other question why the seller are changing the names,why they dont want to say it is from ethiopia ,where is the...
I've been cutting Welo opal for 2 years now. I do cut dry. I have some of my very first opals. And they have not changed even a little bit. No loss of color...
Sorry for the delay; I was getting my messages as a digest. I haven't used it myself (my setup is just not good enough yet).. ..but people in my mineral club...
Sorry for asking what seems to have been an obvious question; I don't have much of an idea who all is in this group. Briefly checking out your site, I'm rather...
depend on what is the final result you want to have.. mojave. if your faceting better to try ceramic lap . if your cabing i recomend leather or rag material or...
realized I didn't answer your actual question very well Re precise stage: It is definitely true that the specimen must not move during the process of taking...
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kertbert@...
Feb 16, 2012 1:43 am
Hello opal society members. I was wondering if it is possible to post opal photo's for others to see? Also most people familiar with opal can tell if an...
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kertbert@...
Feb 16, 2012 1:43 am
Murray There is no opal in sudan, they come and buy from a place called gonder,Ethiopia at the nee border. Then they return and sell it. Don't believe that,...
Hi "pmh232", Thank you for the information, links and article. I will thoroughly go through it. Especially the article "Automated Multi-focus Imaging ...
Hi pmh232, You don't have to be "daunted". I think we are all here to learn and of course I am willing to share my knowledge as well. Yes, I have worked years...
Thanks for the info. When I get around to the camera again I will try this. I now have to find my little tripod for the camera again. Too much to do. Summers...
That got your attention. The Refuge is finally posting the mining district boundaries. Around the bottom inside first but going over the table eventually I...
I think this is a better URL / Google Search for results of CombineZM: combineZM photo site:mindat.org. Do that, & go there, & see the amazing results people...
... Yes, I have been mining boulder opal in western Queensland,Australia. After years of prospecting and mining had developed a theory, i would like you...
PLEASE SEE THE PHOTO ALBUM NAMED SUNSET MINE (you wont be disapointed) As im sure you all have seen in the Barstow Opal Mountain photos the findings have been...
Spent a few days hiking around the area of an old " almost" claim that an aquaintance of mine (yes he is a member)and i had tried to claim on ( lets just say...
Hi, I have an Ethiopian chocolate opal nodule that I cut and mostly polished. I cut the nodule in half with a diamond trim saw. I must say that I am only an...
Please don't spray it with acrylic. I'm off to bed but I'll write back and offer some advice. As I too use a dremel. And have cut this type of opal with great...
I polish my opal by hand sometimes. I use 220, 600 and maybe 1500 grits of silicon carbide wet/dry sandpaper. Once I have worked the opal on the 1500 I put a...
David, Simichrome is for metals, not gems. Cerium oxide is good, but only for the very last final polish stage; it does not have any cutting power to get...
Since all you have is a dremel, you have a few options to make use of it: a) Buy "Nova Points" - these are diamond impregnated burrs that come in different...
