LANNONITE


Meaning of LANNONITE in English

General Information:

Chemical Formula:

HCa4Mg2Al4(SO4)8F9·32(H2O)

Composition:

(Molecular Weight = 1,833.84 gm)

Calcium 8.74 % Ca

Magnesium 2.65 % Mg

Aluminum 5.89 % Al

Hydrogen 3.57 % H

Sulfur 13.99 % S

Oxygen 55.84 % O

Fluorine 9.32 % F

Empirical Formula:

HCa4Mg2Al4(SO4)8F9·32(H2O)

Environment:

Post mining mineral in deposits containing oxidizable sufides and fluorine bearing minerals.

IMA Status:

Approved IMA 1979

Locality:

Lone Pine mine, Catron County, New Mexico.

Name Origin:

Named after Dan Lannon, who staked important claims at the locality in the late 1800's.

Physical Properties:

Color:

white.

Density:

2.22

Habits:

Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite)., Nodular - Tuberose forms having irregular protuberances over the surface.,

Hardness:

2 - Gypsum

Luster:

Earthy (Dull)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .