![]() These minerals have a Mohs hardness of about 5 to 6 so they will shape more quickly than the agate, jasper and petrified wood that most people tumble - and that have a Mohs hardness of about 7. When tumbling this dalmatian stone two things should be considered:ġ) Shapes Quickly: Dalmatian Stone is an igneous rock composed of white feldspar and a black hornblende group mineral (you can find more details here). If you want to know more about Dalmatian Stone, we have information about it and its lab analysis here. The minerals in dalmatian stone have a Mohs hardness of about 6, while quartz, agate and jasper have a hardness of 7. Dalmatian stone shapes nicely in a rock tumbler in minimal time because it is softer than the agate, quartz and jasper that most people are used to tumbling. Arf! Some specimens might contain similar but closely related feldspar and amphibole minerals. It is an igneous rock composed of white albite (a feldspar mineral) and black arfvedsonite (a mineral similar to hornblende). What Is Dalmatian Stone?ĭalmatian stone is not a jasper. The stones round nicely and the polish is more of a "soft glow" instead of the "bright glassy" polish that develops on pieces of agate and quartz. Here's an example of what Dalmatian Stone looks like when it has been tumble-polished in a rotary tumbler. Some people will guess the name if you ask them to try. Nobody had trouble remembering the name - even after hearing it only once. ![]() The name was easy to remember and it stuck. When this material first hit the lapidary market almost everyone called it "Dalmatian Jasper." It looks like the breed of large white dog with black spots. We like the material that we are selling because the density of the black spots is just right to deserve the "dalmatian" name. The background color of dalmatian stone can range from a light brown to a bright white. The four pound bags might have a few smaller pieces and a few larger pieces. ![]() ![]() The Dalmatian Stone that we are selling is mostly in 1/2" to 1 3/4" pieces. And, the tumbled stones are a novelty because of their name and appearance. Why? It quickly develops a nice rounded shape in the tumbler and polishes to a soft glow. It is a favorite tumbling rough of people who are new to the rock tumbling hobby. We were pleased with the results, and that is why we are now offering the rough to our customers.ĭalmatian Stone (also known as "dalmatian jasper") is a black and white igneous rock mined in Chihuahua, Mexico. It shapes nicely and polished to a soft glow. A few pieces of our Dalmatian Stone rough that we tumbled. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |