or fluid inclusions. An enhydro is a hollow nodule that contains water, most often made up of chalcedony – a form of silica ...

Inclusions and trapped gasses can turn quartz translucent (milky quartz) and natural irradiation can even act on stray aluminum in the crystal matrix and turn it gray (smoky quartz). Natural ...

QUARTZ crystals with zonal colour from the Trans-baikal region were found with inclusions of monazite crystals (diameter 0·1–1·0 mm.) around which the quartz was of an intense smoky colour.

No, quartz doesn’t have anything to do ... the Earth’s atmosphere that get trapped in what are called “inclusions” in the crystals. If you know how old the atmosphere is, then you know ...

The crystal helps keep time thanks to a property known as piezoelectricity. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Quartz ...