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

Brianroulstonite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
Ca3[B5O6(OH)6](OH)Cl2 · 8H2O
Lustre:
Vitreous
Hardness:
5
Crystal System:
Monoclinic
Name:
For Brian V. Roulston (1948-), geologist and evaporites specialist, in recognition of his work on the geology of evaporite deposits.
This page provides mineralogical data about Brianroulstonite.


Hide all sections | Show all sections

Classification of BrianroulstoniteHide

Approved
6.EC.35

6 : BORATES
E : Pentaborates
C : Phyllo-pentaborates

Physical Properties of BrianroulstoniteHide

Vitreous
Hardness:

Optical Data of BrianroulstoniteHide

Type:
Biaxial (-)
RI values:
nα = 1.506 nβ = 1.527 nγ = 1.532
2V:
Measured: 56° , Calculated: 50°
Max Birefringence:
δ = 0.026
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
none

Chemical Properties of BrianroulstoniteHide

Formula:
Ca3[B5O6(OH)6](OH)Cl2 · 8H2O
IMA Formula:
Ca3B5O6(OH)7Cl2 · 8H2O

Crystallography of BrianroulstoniteHide

Crystal System:
Monoclinic

Type Occurrence of BrianroulstoniteHide

Synonyms of BrianroulstoniteHide

Other Language Names for BrianroulstoniteHide

Related Minerals - Nickel-Strunz GroupingHide

6.EC.05BiringucciteNa2B5O8(OH) · H2OMon.
6.EC.05NasiniteNa2[B5O8(OH)] · 2H2OOrth.
6.EC.10GoweriteCa[B5O8(OH)][B(OH)3] · 3H2OMon.
6.EC.15P-VeatchiteSr2B11O16(OH)5 · H2O
6.EC.15VeatchiteSr2B11O16(OH)5 · H2OMon. m : Bb
6.EC.20VolkovskiteKCa4[B5O8OH]4[B(OH)3]2Cl · 4H2OTric. 1 : P1
6.EC.25TuzlaiteNaCaB5O8(OH)2 · 3H2OMon. 2/m : P21/b
6.EC.30HeidorniteNa2Ca3B5O8(SO4)2Cl(OH)2Mon.

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.

References for BrianroulstoniteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Grice, J.D., Gault, R.A., and Van Velthuizen, J. (1997) Brianroulstonite: a new borate mineral with a sheet structure. Canadian Mineralogist: 35: 751-758.
Jambor, J.L. and Roberts, A.C. (1998) New mineral names. American Mineralogist: 83: 400-403.
Grice, J.D., Gault, R.A., and Van Velthuizen, J. (2005) Borate minerals from the Penobsquis and Millstream deposits, Southern New Brunswick, Canada. Canadian Mineralogist: 43: 1469-1487.

Internet Links for BrianroulstoniteHide

Localities for BrianroulstoniteHide

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.
Canada (TL)
 
  • New Brunswick
    • Kings Co.
      • Cardwell Parish
        • Penobsquis
Grice, J.D., Gault, R.A., and Van Velthuizen, J. (1997) Brianroulstonite: a new borate mineral with a sheet structure. Canadian Mineralogist: 35: 751-758.; Jambor, J.L. and Roberts, A.C. (1998) New mineral names. American Mineralogist: 83: 400-403.; Mineralogical Record (1998) 29: 234.
      • Hammond Parish
        • Salt Springs evaporite deposit
BURNS, P.C., HAWTHORNE, F.C. & STIRLING, J.A.R. (1992): Trembathite, (Mg,Fe)3B7O13Cl, a new borate mineral from the Salt Springs potash deposit, Sussex, New Brunswick. Canadian Mineralogist 30, 445-448.
Turkey
 
  • Eskişehir Province
    • Kirka
Koçak, İ. & Koç, Ş. (2016): Geochemical characteristics of Kırka (Sarıkaya) borate deposit, northwestern Anatolia, Turkey. Journal of Earth System Science: 125: 147-164; http://forum.amiminerals.it/viewtopic.php?f=5&t=12548 (2016)
 
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: 2020.3.29 11:04:12 Page generated: 2020.2.10 11:00:47
Go to top of page