When looking at calcite under a microscope, a scientist would immediately recognize the crystalline form of calcium carbonate by its rhombohedral appearance. That is, calcite is shaped like a ...

In a discovery that could have implications ranging from the design of new materials to an understanding of the origin of life, researchers have discovered how the microscopic orientation of amino ...

Supply optical Calcite Crystal (Iceland Spar) both in raw material, semi-finished form or as finished components ready to be used. We supply optical Calcite Crystal (Iceland Spar) both in raw material ...

A transparent calcite crystal found 30 years ago on a ship that sank in the English Channel in 1592 could help explain how Vikings were able to sail from Norway to North America 1,000 years ago ...

Spots of light glinted off the faceted sides of more than a dozen calcite crystals stuck inside a small cave at the top of a steep, rocky couloir. Tom Benedict balanced on a thin log spread across the ...

I HAVE recently found that hydrogen canal rays give a complex reflection pattern when they are allowed to fall on a cleavage face of a calcite crystal at almost grazing incidence. Fig. 1 shows one of ...

Close to the eastern edge of San Diego County, Anza-Borrego’s Calcite Mine trail offers a wealth of desert beauty — vast views, painted hills, a little history and one of the coolest slot canyons.

Ancient lore has suggested that the Vikings used special crystals to find their way under less-than-sunny skies. Though none of these so-called "sunstones" has ever been found at Viking archaeological ...

Our friend Derek invited PaleoCris, Ashley, and myself out to a couple of cool sites he hunts for druzy quartz crystals and ...