Hutchinsonite Explained

Hutchinsonite
Category:Sulfosalt mineral
Imasymbol:Hut[1]
Strunz:2.HD.45
System:Orthorhombic
Class:Dipyramidal (mmm)
H-M symbol: (2/m 2/m 2/m)
Symmetry:Pbca
Color:Red, pink, black
Habit:Acicular – cccurs as needle-like crystals
Cleavage: good
Fracture:Very brittle fracture producing small, conchoidal fragments
Mohs:1.5–2
Luster:Sub-metallic
Refractive:nα = 3.078
nβ = 3.176
nγ = 3.188; 2V = 37°
Opticalprop:Biaxial (−)
Birefringence:δ = 0.110
Streak:Red
Gravity:4.6
Diaphaneity:Subtranslucent to opaque
References:[2] [3] [4]

Hutchinsonite is a sulfosalt mineral of thallium, arsenic and lead with formula . Hutchinsonite is a rare hydrothermal mineral.

It was first discovered in a sample from Binnental, Switzerland, in 1903 and named after Cambridge mineralogist Arthur Hutchinson, F.R.S. (1866–1937) in 1904.

See also

Further reading

Notes and References

  1. Warr. L.N.. 2021. IMA–CNMNC approved mineral symbols. Mineralogical Magazine. 85. 3. 291–320. 10.1180/mgm.2021.43. 2021MinM...85..291W. 235729616. free.
  2. http://rruff.info/doclib/hom/hutchinsonite.pdf Handbook of Mineralogy
  3. http://www.mindat.org/min-1954.html Hutchinsonite
  4. http://webmineral.com/data/Hutchinsonite.shtml Hutchinsonite