Material Name:	Lovdarite
	Chemical Formula:	|K2Na6 (H2O)9|2 [Be4Si14O36]2-LOV
	Unit Cell:§	orthorhombic	P m a 2 (# 28)
		a' = 39.5760 Å	b' = 6.9310 Å	c' = 7.1530 Å
		α' = 90.000°	β' = 90.000°	γ' = 90.000°
		(Relationship to unit cell of Framework Type: a' = 2c, b' = c' = a)
	Framework Density:	18.3 T/1000 Å3

Channels:

[010] 9 3.2 x 4.5* <-> [001] 9 3.0 x 4.2*<-> [100] 8 3.6 x 3.7* Dimensionality   Sorption (molecular cross section > 3.4Å): 1-dimensional   Topological (pore opening > 6-ring): 3-dimensional

	References:
		Merlino, S.
			"Lovdarite: three-membered rings in a framework silicate"
			Acta Crystallogr. (Suppl.), A37, C189 (1981)
			Material name:   Lovdarite
			Chemical formula:   [Be4Si14O36]2-LOV
	§	Merlino, S.
			"Lovdarite, K4Na12(Be8Si28O72)·18H2O, a zeolite-like mineral: structural features and OD character "
			Eur. J. Mineral., 2, 809-817 (1990)

	Name and Code derivation:
		Lovdarite   LOV

§	Chemical Formula and Unit Cell taken from the reference marked with this sign