2.HF.

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
F : With SnS and PbS archetype structure units

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference
Rms	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Chemistry of RamositeHide

Mindat Formula:

Pb_25.7Sn_8.3Mn_3.4Sb_6.4S_56.2

Elements listed:

Mn, Pb, S, Sb, Sn - search for minerals with similar chemistry

Crystallography of RamositeHide

Crystal System:

Monoclinic

Cell Parameters:

a = 5.82 Å, b = 5.92 Å, c = 17.65 Å
β = 99.1°

Ratio:

a:b:c = 0.983 : 1 : 2.981

Unit Cell V:

600.47 Å³ (Calculated from Unit Cell)

Comment:

Cell Parameters for Q-slab; Spacegroup: C2∕m (Q-slab), P21 (H-slab)(CNMNC Newsletter 53)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.48–3.59 Å	(58)
3.23–3.32 Å	(13)
3.13–3.20 Å	(4)
2.86–3.09 Å	(100)
2.54–2.59 Å	(7)
2.36–2.42 Å	(14)
2.18–2.25 Å	(73)
1.96–2.07 Å	(43)

Comments:

From Type Description.

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
High-𝑇 alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Type Occurrence of RamositeHide

Type Locality:

ⓘ Uchucchacua Mine, Oyón District, Oyón Province, Lima, Peru

Place of Conservation of Type Material:

Type material is deposited in the mineralogical collections of the Naturhistorisches Museum Wien, Burgring 7, 1010 Vienna, Austria, catalogue number O1798, and the Mineralogical & Geological Museum, Harvard University, Cambridge, Massachusetts 02138, USA, specimen numbers 2019.18.1 and 2019.18.2

Synonyms of RamositeHide

IMA2019-099

Relationship of Ramosite to other SpeciesHide

Member of:

Franckeite Group

Other Members of this group:

Coiraite	(Pb,Sn)_12.5Sn₅FeAs₃S₂₈	Mon.
Franckeite	Fe²⁺(Pb,Sn²⁺)₆Sn⁴⁺₂Sb₂S₁₄	Tric. 1 : P1

Related Minerals - Strunz-mindat Grouping Hide

2.HF.20	Vrbaite	Hg₃Tl₄As₈Sb₂S₂₀	Orth. mmm (2/m 2/m 2/m) : Cmca
2.HF.25a	Cylindrite	Pb₃Sn₄FeSb₂S₁₄	Tric. 1 : P1
2.HF.25b	Franckeite	Fe²⁺(Pb,Sn²⁺)₆Sn⁴⁺₂Sb₂S₁₄	Tric. 1 : P1
2.HF.25a	Lévyclaudite	Pb₈Sn₇Cu₃(Bi,Sb)₃S₂₈	Tric. 1
2.HF.25b	Potosíite	Pb₆Sn₃FeSb₃S₁₆	Tric.
2.HF.25b	Coiraite	(Pb,Sn)_12.5Sn₅FeAs₃S₂₈	Mon.
2.HF.25a	Abramovite	Pb₂SnInBiS₇	Tric. 1 : P1
2.HF.25b v	Plumbostannite	Pb₂Fe₂Sn₂Sb₂S₁₁
2.HF.25a	Merelaniite	Mo₄Pb₄VSbS₁₅	Tric. 1
2.HF.30	Lengenbachite	Ag₄Cu₂Pb₁₈As₁₂S₃₉	Tric.

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for RamositeHide

mindat.org URL:

https://www.mindat.org/min-54278.html
Please feel free to link to this page.

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External Links:

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for RamositeHide

Reference List:

Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 53. European Journal of Mineralogy, 32 (1) 209-213 doi:10.5194/ejm-32-209-2020

(2023) Ramosite. Handbook of Mineralogy. Mineralogical Society of America

Localities for RamositeHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.

Peru (TL)

Lima

Oyón Province

Oyón District

ⓘ Uchucchacua Mine (TL)

Miyawaki et al. (2020)

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Ramosite

About RamositeHide

Unique IdentifiersHide

IMA Classification of RamositeHide

Classification of RamositeHide