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"Casas Viejas", Mexicoi
Regional Level Types
"Casas Viejas"- not defined -

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An unidentified locality in Mexico.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

2 valid minerals. 1 (TL) - type locality of valid minerals.

Rock Types Recorded

Note: this is a very new system on and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Coccinite ? (TL)
Formula: HgI2
Type Locality:
Habit: acute rhombic pyramids
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 42.; Antonio del Castillo (1889) Geological and Ore-Deposit Map of Mexico,
Formula: HgS
Reference: Sheppard (1852) A Treatise on Mineralogy
Metacinnabar var: Onofrite
Formula: Hg(S,Se)
Reference: Sheppard (1852) A Treatise on Mineralogy

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
var: Onofrite2.CB.05aHg(S,Se)
Group 3 - Halides
Coccinite ? (TL)3.AB.10HgI2

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Unclassified Minerals, Mixtures, etc.
Coccinite ? (TL)-HgI2
var: Onofrite

List of minerals for each chemical element

S Metacinnabar (var: Onofrite)Hg(S,Se)
S MetacinnabarHgS
Se Metacinnabar (var: Onofrite)Hg(S,Se)
I CocciniteHgI2
Hg CocciniteHgI2
Hg Metacinnabar (var: Onofrite)Hg(S,Se)
Hg MetacinnabarHgS

This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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