Tags: quartz crystal
Q is for Quartz This versatile mineral has been used in everything from ceremonial rattles to sonar transducers to quartz watches. By Bill Langer Quartz (kwôrts) noun – Intensely frozen ice (Gaius Plinius Secundus, 77 A.D.) Back when our daughter, Kimberly, was a tyke ...
SUBSCRIBE & FOLLOW
- PHOTOS: Cat introduces new track drill431 Views
- Mike Rowe talks about the dirty topic of educating future workers406 Views
- Caterpillar highlights equipment and connectivity at ConExpo-Con/Agg304 Views
- Rod Martin receives AggMan of the Year 2013 Award188 Views
- MSHA Assistant Secretary of Labor Main updates NSSGA on recent agency actions177 Views