登录注册
主页关于 MindatMindat手册Mindat的历史版权Who We Are联系我们于 Mindat.org刊登广告
捐赠给 MindatCorporate Sponsorship赞助板页已赞助的板页在 Mindat刊登 广告的广告商于 Mindat.org刊登广告
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe Elements书籍及杂志
搜索矿物的性质搜索矿物的化学Advanced Locality Search随意显示任何一 种矿物Random Locality使用minID搜索邻近产地Search Articles搜索词汇表更多搜索选项
搜索:
矿物名称:
地区产地名称:
关键字:
 
Mindat手册添加新照片Rate Photos产区编辑报告Coordinate Completion Report添加词汇表项目
Mining Companies统计会员列表Mineral Museums矿物展及活动The Mindat目录表设备设置
照片搜索Photo Galleries今天最新的照片昨天最新的照片用户照片相集过去每日精选照片相集Mineral Photography

Parisite-(La)

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About Parisite-(La)Hide

Formula:
CaLa2(CO3)3F2
Colour:
Yellow-green to white
Lustre:
Vitreous, Dull
Hardness:
4 - 5
Specific Gravity:
4.273 (Calculated)
Crystal System:
Monoclinic
Name:
Named for its relationship to parisite-(Ce) and parisite-(Nd), and for the dominant REE being lanthanum. The root name is in honor of J.J. Paris, former manager of the Muzo emerald mine, Muzo, Columbia, and leasee of the mine from 1828-1848.
The La analogue of parisite-(Ce). Chemically similar to 'synchysite-(La)'.




Classification of Parisite-(La)Hide

Approved
Approval Year:
2016
First Published:
2018

Physical Properties of Parisite-(La)Hide

Vitreous, Dull
Transparency:
Transparent
Comment:
A vitreous (when yellow-green) to dull (when white) lustre
Colour:
Yellow-green to white
Streak:
White
Hardness:
4 - 5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
on pseudo-{001}
Fracture:
Irregular/Uneven, Conchoidal
Density:
4.273 g/cm3 (Calculated)

Optical Data of Parisite-(La)Hide

Type:
Uniaxial (+)
RI values:
nω = 1.670(2) nε = 1.782
Max Birefringence:
δ = 0.112
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Comments:
Described as pseudo-uniaxial (+)

Chemical Properties of Parisite-(La)Hide

Formula:
CaLa2(CO3)3F2

Crystallography of Parisite-(La)Hide

Crystal System:
Monoclinic
Cell Parameters:
a = 12.356(1) Å, b = 7.1368(7) Å, c = 28.299(3) Å
β = 98.342(4)°
Ratio:
a:b:c = 1.731 : 1 : 3.965
Unit Cell V:
2469.1 ų
Z:
12
Comment:
Space group is C2, Cm, or C2/m

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.958Å(27)
4.655Å(100)
3.552Å(48)
2.817Å(26)
2.323Å(12)
2.051Å(13)
1.876Å(8)
1.659Å(73)

Type Occurrence of Parisite-(La)Hide

General Appearance of Type Material:
As residual nuclei (up to 5 mm) in steep doubly-terminated pseudo-hexagonal pyramidal crystals (up to 8.2 cm).
Place of Conservation of Type Material:
(1) Mineralogical collections of the Museu de Ciência e Técnica, Escola de Minas, Universidade Federal de Ouro Preto, Ouro Preto, MG, Brazil (registration number SAD2016-031),and (2) at the University of Arizona Mine nr R130687
Geological Setting of Type Material:
A hydrothermal vein crosscutting a metarhyolite.
Associated Minerals at Type Locality:
Reference:
Menezes Filho, L.A.D., Chaves, M.L.S.C., Chukanov, N.V., Atencio, D., Scholz, R., Pekov, I.V., da Costa, G.M. Morrison, S.M., Andrade, M.B., Freitas, E.T.F., Downs, R.T., Belakovskiy, D.I. (2018) Parisite-(La), CaLa2(CO3)3F2, a new mineral from Novo Horizonte, Bahia, Brazil. Mineralogical Magazine: 82: 133-144.

Synonyms of Parisite-(La)Hide

Other Language Names for Parisite-(La)Hide

Other InformationHide

IR Spectrum:
The IR spectrum confirms the absence of OH groups
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Parisite-(La)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Menezes Filho, L.A.D., Chaves, M.L.S.C., Chukanov, N.V., Atencio, D., Scholz, R., Pekov, I., Magela da Costa, G., Morrison, S.M., Andrade, M., Freitas, E., Downs, R.T. Belakovskiy, D.I. (2016) Parisite-(La), IMA 2016-031. CNMNC Newsletter No. 32, August 2016, page 920. Mineralogical Magazine: 80: 915–922
Menezes Filho, L.A.D., Chaves, M.L.S.C., Chukanov, N.V., Atencio, D., Scholz, R., Pekov, I.V., da Costa, G.M. Morrison, S.M., Andrade, M.B., Freitas, E.T.F., Downs, R.T., Belakovskiy, D.I. (2018) Parisite-(La), CaLa2(CO3)3F2, a new mineral from Novo Horizonte, Bahia, Brazil. Mineralogical Magazine: 82: 133-144.

Internet Links for Parisite-(La)Hide

Localities for Parisite-(La)Hide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Brazil (TL)
 
  • Bahia
    • Novo Horizonte
      • Tapera
Menezes Filho, L.A.D., Chaves, M.L.S.C., Chukanov, N.V., Atencio, D., Scholz, R., Pekov, I.V., da Costa, G.M. Morrison, S.M., Andrade, M.B., Freitas, E.T.F., Downs, R.T., Belakovskiy, D.I. (2018): Parisite-(La), CaLa2(CO3)3F2, a new mineral from Novo Horizonte, Bahia, Brazil. Mineralogical Magazine: 82: 133-144.
Romania
 
  • Harghita
Hirtopanu, P. (2006). One hundred minerals for one hundred years (dedicated to the Centennial of the Geological Institute of Romania). In 3rd Conference on Mineral Sciences in the Carpathians, Miskolc Hungary. Acta Mineralogica–Petrographica, Abstract series (Vol. 5, p. 86).
 
矿物 and/or 产地  
版权所有© mindat.org1993年至2020年,除了规定的地方。 Mindat.org全赖于全球数千个以上成员和支持者们的参与。
隐私政策 - 条款和条款细则 - 联络我们 Current server date and time: 2020.2.25 16:23:24 Page generated: 2020.2.23 12:15:31
Go to top of page