How Much Do You Know About The Physical Properties Of Quartz-Betop Stone

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How Much Do You Know About The Physical Properties Of Quartz

Release time:

2023-09-26

(1) Brittle.

(2) Thermoelectric.

(3) The refractive index is 1.533 ~ 1.541, the birefringence difference is 0.009, and the dispersion is 0.013.

(4) Quartz has strong piezoelectric property, that is, sparks will be generated when it is knocked and rubbed hard, which is the method of flint fire.

(5) Common inclusions in quartz are: hair crystal - mainly rutile. Grass into crystal - mainly tourmaline; Water bile crystal - there are liquid inclusions in quartz; Blue Quartz - contains light blue rutile needles; Milky quartz - turbidity caused by fine water holes; Green quartz - composed of plate-shaped or fragmented chlorite, sometimes green needle shaped actinolite; Aventurine quartzite contains green or reddish brown mica flakes, also known as brilliant quartz, commonly known as Dongling stone. Common smoke black to dark brown smoke crystals are mainly related to the fact that these rocks contain a large amount of radioactive uranium and thorium elements.

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