The undercutting issue prevents normal mass-polishing techniques, and so must be hand polished one at a time. I sized them to 1-quarter X 2 quarters and rinsed them thoroughly. Now, when it comes to polished Petoskey stones, they might be a bit more expensive, ranging in price from $10.00 to $100.00, and that might be for just one stone. Larger stones might be more expensive and ones expressing more fossilization and a clear pattern, polished or unpolished, might come with a higher price tag as well because they are more valuable than others. The stone is approximately 3-3/4in. © The Little Red Store. Polished Petoskey Stone - handcrafted by Artisan with over 60 years experience. I would have bet a lot of money that they could be tumble polished--I’m glad I didn’t lay a bet down! This will give you a before and after conversation piece for hours! I had a strong feeling that Petoskey Stones could be tumbled successfully, but since I had never had the opportunity to tumble them, I went to E-Bay and purchased a large coffee can of Petoskey Stones for an experiment. I then carefully heated the water in the double boiler on the stove top until the oil reached 200oF, removed it from the heat and let it sit for 60-minutes--I reheated the mineral oil to 200oF and again removed the heat & let the stones cool in the oil for another hour. The stone is polished on the top side and is natural on the bottom. They are quite beautiful when you finish them by hand, but I have to admit I was really surprised that they got far worse in the polish slurry inside the tumbler. Polished Petoskey Stone - handcrafted by Artisan with over 60 years experience. wide x 3-1/4 long x 1” in. Petoskey Stones are a strange breed. We have taken some time to research the value of the Petoskey stone and what you should know before purchasing them. The Petoskey Peddler, your number one source for all things made with Petoskey Stones. The Petoskey Stone is most unique in its composition and origin. The Petoskey Stone is mainly found in the northern part of the lower peninsula of Michigan. Again though, this depends on the extent of the design on the stones. The things you can do with these stones are endless. If the pattern doesn’t mean as much to you, try to find ones with more of a microscopic design; even when they’re polished, they are still usually cheaper than the brighter ones. I checked them at the 2-day point to see how quickly they were shaping up, then let them go another day and a half (3 ½ days total). document.getElementById("copyright_year").innerHTML = new Date().getFullYear(); If you would like more information about key procedures for rock tumbling (but not Petoskey Stones! wide x 3-1/4 long x 1” in. Unpolished Michigan Petoskey Stone - Hexagonaria - Coral Fossil - 20.5+ Pounds Well, it really depends on the quality, texture, and the size of the stone. This post may contain affiliate links. $24.99. If you know what you want to use the stones for then you will have an easier time making your decision. Most internet articles advise collectors to hand-sand and hand-polish these stones, because they are so soft. depth. They were named after the city of Petoskey, Michigan. No worries though because there are several places online where you can purchase the stones, and you might be surprised to find them to be rather inexpensive. I then ran them in Stage 2 (220-grit) for 2 ½ days, in Stage 3 (600-grit) for 2 days and in Stage 4 (1000-grit) for two days. We create Petoskey Stone jewelry (pendants, necklaces, bracelets and earrings), wine bottle stoppers and glasses, drawer pulls and doorknobs, coasters, night lights and much more. Hand crafted Petoskey Stone Jewelry, home décor, and more. Now that you’ve had a chance to compare some of the prices and you know what’s available to you, get started collecting your stones and enjoy fun arts and crafts with the kids or you can create some beautiful jewelry pieces for yourself. Let’s start with this simple guide to buying your Petoskey stones. The process is similar to hand sanding but is easier on the hands and fingers over extended periods of time. © 2019 The Petoskey Peddler & Home Décor. The internet sources further advise that you soak the stones in mineral oil for 2 hours at 200oF in your oven--I thought that method was too hazardous and might burn down my home, so I put the stones and the mineral oil in a double boiler with water in the lower container. These stones are really a gray-colored fossilized 6-sided coral from ancient coral reefs, and are very soft (Mohs 5). Be sure and compare the quantity along with the size and weight of the stones when making your comparisons. Petoskey stones can be polished with a Dremel tool. As an Amazon Associate, I earn from qualifying purchases. 1957 Silver Quarter – The Value Is In Silver and Proofs! Polished Petoskey Stone #119 Coral Fossil Hexagonaria Pure Michigan Gift Lake Home Decor Cottage Display Rock Art ShorelinePetoskey. Again though, this depends on the extent of the design on the stones. It is composed of the fossilized skeleton of colony coral (hexagonaria) who lived their life span in warm sea waters that covered Michigan during the Devonian Period some 350 million years ago. Each small hexagonal chamber of this unique stone is a section containing the prehistoric remains of a salt water marine life. Is Dumpster Diving Illegal in California? You can use either a Polish Stick, a hand buff, a cotton buffing wheel, a flat lap or a vertical polishing wheel to polish the stones. You might be surprised to learn that a pound of Petoskey stones is not as expensive as you may think. It also is easier to use on slightly rougher stones. All rights reserved.Site by Boldly Fine. Buy on Amazon Learn More . I have received several calls from Customers who have gathered Petoskey Stones (the “State Stone” of Michigan) from beaches in Northern Michigan near the towns of Petoskey and Charlevoix, who wanted my “recipe” for tumble-polishing them. You can read the full disclosure, TreasurePursuits.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. First, as we mentioned earlier, you don’t need to live in the state of Michigan to find the stones, although, if you are planning to take a trip to Michigan anytime soon, you might want to consider visiting Lake Michigan where you can find the Petoskey stones for free. You will find that a pound of polished Petoskey stones will cost a bit more than the unpolished ones. Then it was time to polish the little troublemakers by hand! According to Sturgeon River Pottery, you can purchase unpolished Petoskey stones for only $4.00 a pound. We are husband and wife stone artisans with over 60 years’ experience. View our. The internet recommends two stick polishes--first with Dico Products Emery (P/N 531-E5) and second with Dico PBC-Blue (P/N 531-PBC)--these can be found at Ace Hardware Stores. Most places offer them in bulk or by the pound. The internet sources recommend that you stop tumbling after Stage 2 and simply hand sand them with wet/dry sandpaper (or) run them on a 600-grit Silicon Carbide or diamond flex-wheel. Half Polished StonesPetoskey Stone SlicesPolished StonesWorry Stones, Cabinet Door KnobsCabinet Drawer PullsCoastersNight LightsMichigansPudding Stone TrivetsWine Bottle StoppersStatues & Paperweights, Belt BucklesBolo TiesCuff LinksMoney ClipsTie Tacks. The stones looked perfect for polishing, so I polished them for 5 days in Cerium Oxide and was shocked to see that they had undercut badly and looked worse than they did after Stage 4. I prefer to use a vertical polishing wheel and used Cerium Oxide with great success. What is the value of Petoskey stones? You will need sanding pads from 50-1500 grit along with a … ), we advise that you pick up a copy of our book, Modern Rock Tumbling, which will make you the neighborhood expert on how to do it and why! We’ve already determined that purchasing unpolished Petoskey stones is still your best value if you want to purchase them by the pound but be aware that some unpolished stones purchased alone can also be as high as $100.00, depending on the size and design. As you will see from this chart, the unpolished stones are the lowest priced. depth. From shop ShorelinePetoskey. If you would like more information about key procedures for rock tumbling (but not Petoskey Stones!

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