quartz
/kwɔːts/noun
उच्चारण क्वॉर्ट्स
स्फटिक, क्वार्ट्ज़
Core word
noun
- 1
[U]
a hard mineral, often in crystal form, that is used to make very accurate clocks and watches
स्फटिक, क्वार्ट्ज़
- a quartz watch
- A small quartz clock hung on the wall of the classroom.
- Quartz crystals are found in many kinds of rock.
+ 2 more examples
- The old quartz clock still keeps perfect time.
- Sand on many beaches is mostly tiny grains of quartz.
✓In the exam
General knowledge
Science: quartz is silicon dioxide (silica), the main mineral in sand.
विज्ञान में quartz सिलिकॉन डाइऑक्साइड (silica) है, जो रेत का मुख्य खनिज है।