Crystal Lattice Structures:	Creation Date: 5 Apr 2000
	Last Modified: 28 Jul 2008

Quartz and Related Structures

Picture of alpha Quartz lattice

Quartz (SiO₂) in its various forms, and structures related to quartz. See Crystal structure of SiO₂: Polymorphs of Quartz for more details.

α (low) Quartz	β (high) Quartz (C8)	Monoclinic (Cc) Low Tridymite
Orthorhombic Tridymite	β Tridymite (C10)	α (low) Cristobalite (SiO₂) Structure
Ideal β-Cristobalite (C9, SiO₂) Structure	Coesite (SiO₂)	Keatite (SiO₂)
P2 (SiO₂)	CrSi₂ (C40) Structure	Zircon (ZrSiO₄) Structure

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Structures indexed by:

Strukturbericht Symbol
Pearson Symbol
Space Group
Prototype

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