Quartz model

Quartz Molecule Model

Product reference: Che000009

Tax excl.: zł104.07
Tax incl.: zł128.00
Quantity

Description

The model consists of 38 atoms and 42 linkers. The model can be assembled and disassembled.

The kit enables the construction of the β-quartz polymorph, which is widely found on Earth. This is a low-temperature quartz, trigonal, which remains stable up to 573 °C. It crystallizes from vapors and aqueous solutions. The most perfect crystals of this form are found in geological cavities within rocks as rock crystal, or smoky quartz.



The set includes:
  • silicon atoms, Si, 10 pcs, 23 mm
  • oxygen atoms, O, 28 pcs, diameter 20 mm
  • linkers, 42 pcs, length 31 mm



What is quartz?

Quartz is nothing more than crystalline silicon dioxide (IV). The durable forms besides quartz α are quartz β, tridymite α and cristobalite α. Conversely, the unstable forms include: tridymite β, tridymite γ and cristobalite β.

Quartz β

573°C
⇆

 quartz α

870°
⇆

 tridymite α

1470°C
⇆

 cristobalite α

1710°C
⇆

 stop

Product Details

Che000009

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