Pinchite

Pinchite

Terlingua Mining District, Texas, USA

Pinchite

Terlingua Mining District, Texas, USA

Pinchite

Terlingua Mining District, Texas, USA

Pinchite

Terlingua Mining District, Texas, USA

Pinchite

Terlingua Mining District, Texas, USA

Pinchite

Terlingua Mining District, Texas, USA

About PinchiteHide

Bill Pinch

Formula:

Hg²⁺₅Cl₂O₄

Colour:

Dark brown, black

Lustre:

Adamantine

Specific Gravity:

9.5

Crystal System:

Orthorhombic

Name:

Named in honour of William [Bill] Wallace Pinch (1940 - 2017) of Rochester, New York. An experienced private collector and amateur mineralogist. The Pinch medal, issued by the Mineralogical Association of Canada, was established 2001 and named in the honour of Bill Pinch in recognition of his enormous and selfless contributions to mineralogy through the identification of ideal specimens for study, and by making them available to the academic community.

http://www.williampinch.com/about

Type Locality:

ⓘ Terlingua Mining District, Texas, USA

This page provides mineralogical data about Pinchite.

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Physical Properties of PinchiteHide

Optical Data of PinchiteHide

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Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0001692	Pinchite	Hawthorne F C, Cooper M A, Sen Gupta P K (1994) The crystal structure of pinchite, Hg5Cl2O4 American Mineralogist 79 1199-1203		1994		0	293

CIF Raw Data - click here to closedata_global _chemical_name_mineral 'Pinchite' loop_ _publ_author_name 'Hawthorne F C' 'Cooper M A' 'Sen Gupta P K' _journal_name_full 'American Mineralogist' _journal_volume 79 _journal_year 1994 _journal_page_first 1199 _journal_page_last 1203 _publ_section_title ; The crystal structure of pinchite, Hg5Cl2O4 ; _database_code_amcsd 0001692 _chemical_formula_sum 'Hg5 Cl2 O4' _cell_length_a 11.619 _cell_length_b 6.105 _cell_length_c 11.710 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 830.637 _exptl_crystal_density_diffrn 9.099 _symmetry_space_group_name_H-M 'I b a m' loop_ _space_group_symop_operation_xyz 'x,y,z' '1/2+x,1/2+y,1/2+z' 'x,-y,1/2+z' '1/2+x,1/2-y,+z' '-x,y,1/2-z' '1/2-x,1/2+y,-z' '-x,y,1/2+z' '1/2-x,1/2+y,+z' 'x,-y,1/2-z' '1/2+x,1/2-y,-z' 'x,y,-z' '1/2+x,1/2+y,1/2-z' '-x,-y,z' '1/2-x,1/2-y,1/2+z' '-x,-y,-z' '1/2-x,1/2-y,1/2-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Hg1 0.14050 0.21450 0.00000 Hg2 0.16180 0.50000 0.25000 Hg3 0.00000 0.00000 0.25000 Cl 0.10820 0.27500 0.50000 O 0.14400 0.19900 0.17540 loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 Hg1 0.01700 0.01710 0.01120 0.00010 0.00000 0.00000 Hg2 0.02220 0.01120 0.01530 0.00000 0.00000 -0.00250 Hg3 0.01170 0.01860 0.03790 0.00000 0.00000 0.00000 Cl 0.00880 0.02750 0.02720 0.00270 0.00000 0.00000 O 0.03000 0.01630 0.01140 -0.00660 -0.00370 0.00060

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Localities for PinchiteHide

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.

USA
Texas Brewster County ⓘ Mariposa Mine	Smith (1991)
ⓘ Terlingua Mining District (TL)	The Mineralogical Record: 21: 233. +1 other reference