In general, mineral particles are small, having formed within confined areas such as lava flows or between grains of sediments. Large crystals found in geodes and other rocks are relatively rare.

Sometimes scientists must dig and work and sweat to make scientific discoveries. And sometimes a robot rolls over a rock that ...

Experience the connection between rocks and life in our new Evolution ... hardships of miners in the 1800s. A flawless blue topaz gemstone - the largest of its kind - will be displayed in the Museum's ...

These minerals are often particularly sensitive when exposed to ultraviolet (UV), blue light or inappropriate relative humidity. 'Many people think that because rocks are usually hard and have lasted ...

Blue Trust Inc. lifted its holdings in Minerals Technologies Inc. (NYSE:MTX – Free Report) by 21.4% during the fourth quarter, according to the company in its most recent 13F filing with the ...

The lake floods the caverns with turquoise waters, which fill the caves with blue light and give them ... which dissolved minerals in the rocks until the walls crumbled. Researchers think this ...

Mars expert Roger Wiens and his team, including the rover Perseverance, discovered fascinating rocks incorporating kaolinite ...