Like diamonds, clay soils are forever

When you walk about your yard on a wet day, do your shoes stick in the mud? Could you make ceramic pots out of the soil in your garden? If the answers are yes to both, odds are you have clay soil, one of the biggest challenges ...

Opportunity rover finds mineral vein deposited by water

(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of wet environments ...

The giant geode of Pulpí

The geode of PulpĂ­ is an 11-meter hollow ovoid with crystal-paneled walls. It is like those familiar couplets of stone interiors covered with bright crystallites, but so large that several people can fit inside. The crystals, ...

Ordered Water: Just how much water is there in calcined gypsum?

(PhysOrg.com) -- Gypsum was used as a building material in antiquity and is still widely used as a binder in plaster, drywall, and spackling paste. Known as dihydrate in construction chemistry, gypsum is a water-containing ...

ChemCam sheds new light on Yellowknife Bay

New results from the Chemistry & Camera (ChemCam) instrument on NASA's Curiosity rover provide further details about the ancient environment of Yellowknife Bay on Mars. Using data from ChemCam, as well as images from Mastcam ...

Team ensures stability of desalination process with magnesium

A Korean research team found a method to inhibit the fouling of membranes, which are used in the desalination process that removes salt and dissolved substances from seawater to obtain drinking, domestic, and industrial water.

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