Find out how we can help you:

Calcium fluoride

Calcium fluoride is the inorganic compound of the elements calcium and fluorine with the formula CaF2. It is a white insoluble solid. It occurs as the mineral fluorite (also called fluorspar), which is often deeply coloured owing to impurities.

This page uses material from the related Wikipedia article which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Looking to buy Calcium fluoride?

Enquire now about bulk ordering

If you’re interested in further information or purchasing this product please submit your details in the form below and we will get back to you shortly. If you would rather discuss the product by phone please contact us on +44 (0) 1494 728458.

Further Information

Identifiers

CAS Number: 7789-75-5

JSmol: Interactive image

ChEBI: CHEBI:35437

ChemSpider: 23019

ECHA InfoCard: 100.029.262

EC Number: 232-188-7

PubChem: 24617

RTECS number: EW1760000

UNII: O3B55K4YKI

Properties

Chemical formula: CaF2

Molar mass: 78.07 g·mol

Appearance: White crystalline solid (single crystals are transparent)

Density: 3.18 g/cm

Melting point: 1,418 °C (2,584 °F; 1,691 K)

Boiling point: 2,533 °C (4,591 °F; 2,806 K)

Solubility in water: 0.015 g/L (18 °C)
0.016 g/L (20 °C)

Solubility product: 3.9 × 10 −11

Solubility: acetone

Magnetic susceptibility: -28.0·10 cm/mol−63

Refractive index: 1.4338

Structure

Crystal structure: cubic crystal system

Space group: Fmm, #225

Coordination geometry: Ca, 8, cubic
F, 4, tetrahedral

Hazards

hazards: sulfuric acid

Safety data sheet: ICSC 1323

R-phrases: R20 R22 R36 R37 R38

S-phrases: S26 S36

NFPA 704:

Flash point: Non-flammable

lowest published: >5000 mg/kg (oral, guinea pig)
4250 mg/kg (oral, rat)

Related compounds

anions: Calcium chloride

cations: Beryllium fluoride

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).