Rough rocks transformed into smooth, shiny, colorful works of natural art!Tumbled agate: Agate is a popular rock used to make tumbled stones. There are many different types of agate. In this photo you can see Botswana agate, apricot agate, carnelian agate, tree agate, blue lace agate, ...
Agates are hard rocks formed by silica and water. Once sliced, agates reveal elaborate bands of color formed over time. Agates differ in color and appearance depending on where they were formed. A raw agate must be cut into slices and sanded on various grits of sandpaper before it is ready...
If you are interested inrock tumbling, you may be interested in tumbling agates. Agates and other types of chalcedony are some of the best rocks to tumble, because they are hard enough to withstand the stress of tumbling and also they tend to make very beautiful polished specimens. When choo...
Even before they are polished, agates (circled) glow differently than surrounding rocks (A.Mueller) Where to Find Agates in New York For agate hopefuls, theGeneseeriver in Western New York could be a great place to start, specifically closer to where the river meets Lake Ontario. Rock hunter...
Aerial fireworks display: The vibrant colors in a fireworks display are made possible by minerals. Each color streak in the display above is formed by a burning particle as it travels through the air. Metal salts in the burning particles absorb heat energy and release it in the form of ...
If agate doesn’t leave your jaw agape, this site may not be for you. If rocks rock your socks, this membership site should be bookmarked in your browser. Members subscribe to a paid model for certification courses, articles, and a thriving forum. Here, too, much can be learned about ...
The oldest volcanic rocks associated with the hotspot are from B100 Myr old seamounts accreted to the forearc in Kamchatka17. The Hawaiian plume originally only taps the ambient depleted lower mantle (Kea component) between B100–47 Ma. (e) At some time between 45 and 5 Ma (most likely ...
Sea. In the local Tibetan language, Shika Snow Mountain means "mountain with red deer". Although it is called snow mountain, the rocks are exposed when the spring comes. In the lower mountains, the meadows are dense and the azaleas are in full bloom. It's pleasant to wander among there...
almandine is deep red to purplish, and spessartine is red-brown to yellow-brown. The ugrandites are usually green, but two of them — grossular and andradite — may be red. Almandine is by far the most common in rocks. All of the garnets have the same crystal shape, a round form ...