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Sulfates and sulfur salts

Greigite

Also known as Greigite (Fe3S4), Fe3S4, Melnikovite

CAS 12063-39-7Formula Fe3S4Molar mass 295.80 g/mol
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Greigite chemical structure, Fe3S4, CAS 12063-39-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
12063-39-7
Formula
Fe3S4
Molar mass
295.80 g/mol
HS code
283090
Category
Sulfates and sulfur salts

What is Greigite?

Plain description, key identifiers and synonyms

Greigite is an iron sulfide mineral with formula Fe3S4. It has a role as a catalyst. It is a sulfide mineral, a member of iron(2+) sulfides and a member of iron(3+) sulfides.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
iron(2+), bis(iron(3+)), tetrasulfide
CAS number
12063-39-7 CAS number cross-checked
Molecular formula
Fe3S4
InChIKey
UHUWQCGPGPPDDT-UHFFFAOYSA-N
InChI
InChI=1S/3Fe.4S/q+2;2*+3;4*-2
SMILES (canonical and isomeric)
[S-2].[S-2].[S-2].[S-2].[Fe+2].[Fe+3].[Fe+3]

Synonyms

  • Greigite (Fe3S4)
  • Fe3S4
  • Melnikovite
  • Fe(3)S(4)
  • Iron(2+) iron(3+) sulfide (1/2/4)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
295.80 g/molcalc.
Exact mass
295.6931 Dacalc.
LogP (octanol/water)
-0.02calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
7calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Greigite suppliers

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Greigite price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Roles

  • catalyst

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Greigite is traded under.

HS 2830.90Indicative HS code

Sulphides, polysulphides, whether or not chemically defined, other

World exports in 2024
$382M
+2.0% vs 2023, imports $246M
2019 to 2024
Top exporters
  1. Austria33.1%
  2. Philippines31.4%
  3. Germany9.1%
Top importers
  1. Germany12.7%
  2. South Korea11.7%
  3. China10.7%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Greigite is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Greigite, based on the data on this page

What is Greigite?

Greigite is an iron sulfide mineral with formula Fe3S4. It has a role as a catalyst. It is a sulfide mineral, a member of iron(2+) sulfides and a member of iron(3+) sulfides.

What is the CAS number of Greigite?

The CAS registry number of Greigite is 12063-39-7.

What is the molecular formula and weight of Greigite?

The molecular formula of Greigite is Fe3S4 and its molar mass is 295.80 g/mol.

What is Greigite used for?

Known uses and roles of Greigite include catalyst.

Is Greigite hazardous?

No GHS hazard classification for Greigite is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Greigite?

Greigite is usually classified under HS code 283090 (Sulphides, polysulphides, whether or not chemically defined, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Greigite?

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What is the price of Greigite?

Suppliers quote Greigite on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Greigite

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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