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Shimazakiite

Pictures (1 Images total)

Shimazakiit
Views (File:
1667498896
): 63
Shimazakiit
weißer, derber Shimazakiit, Fuka Mine, Bicchu, Takahashi, Okayama, Honshu, Japan; BB ~ 5 cm
Copyright: MinTreasure.com (Carsten Slotta); Contribution: openpit
Location: Japan/Honshū (Honschu), Insel/Chūgoku (Tschugoku, Chugoku), Region/Okayama, Präfektur/Takahashi/Bitchu (Bicchu)/Fuka Mine
Mineral: Shimazakiite
Image: 1667498896
License: Usage for Mineralienatlas project only
Shimazakiit

weißer, derber Shimazakiit, Fuka Mine, Bicchu, Takahashi, Okayama, Honshu, Japan; BB 5 cm
Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2022-11-03
Locality: Fuka Mine / Bitchu (Bicchu) / Takahashi / Okayama, Präfektur / Chūgoku (Tschugoku, Chugoku), Region / Honshū (Honschu), Insel / Japan

Collectors Summary

Crystal System monoklin, P2, P2/m, Pm, P21, P21/m

Chemism

Chemical formula

Ca2B2O5

Chemical composition

Calcium, Bor, Sauerstoff

Unit weight: 181.77735 u; Number of atoms in the formula: 9

Info

Empirical formula:

Ca2B2O5

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Boron

B

11.90

2

22.22

10.8117000

21.6234000
Oxygen

O

44.01

5

55.56

15.9994300

79.9971500
Calcium

Ca

44.10

2

22.22

40.0784000

80.1568000

Strunz 9th edition incl. updates

5

5: Carbonate (Carbonate, Nitrate)
5:
5:

Lapis Classification

V/H.02-025

V: NITRATE, CARBONATE UND BORATE
H: Gruppenborate
2: Planare Gruppen [B2O5] 4- bis [B2O7] 8-

Classification by Hölzel

6.BA.270

6: Borates
B: Diborates
A: Nesodiborates with double triangles B2(O,OH)5 - 2(2P) - 2(2P)+OH, etc.
2: Szaibelyite-Group (homeotypes)

IMA status

anerkannt - CNMNC - New minerals and nomenclature modifications approved in Jun. 2011

Mineral status

anerkanntes Mineral

Crystallography

Crystal System

monoklin

Class (H-M)

2, 2/m, m, 2, 2/m

Space Group number

3, 10, 6, 4, 11

Space Group

P2, P2/m, Pm, P21, P21/m

Cell parameters a (Å)

3.532

Cell parameters b (Å)

6.354

Cell parameters c (Å)

19.275

Cell parameters a/b or c/a

0.556

Cell parameters c/b

3.034

Cell parameters α

90°

Cell parameters β

91.30

Cell parameters γ

90°

Z

4

Volume (ų)

432.465

Crystal structure

Neuer Strukturtyp

X-Ray Powder Diffraction

6.03(27), 3.84(30), 3.02(84), 2.92(100), 2.84(27), 2.81(56), 2.76(32), 1.880(32)
XRD chart Shimazakiite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

2.792 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Japan/Honshū (Honschu), Insel/Chūgoku (Tschugoku, Chugoku), Region/Okayama, Präfektur/Takahashi/Bitchu (Bicchu)/Fuka Mine

Type material

National Museum of Nature and Science, Tokyo, Japan

Collection number of type material

NSM-M41025

Preface

Author (Name, Year)

Isao Kusachi, Shoichi Kobayashi, Yasushi Takechi, Yoshihiro Nakamuta, Toshiro Nagase, Kazumi Yokoyama, Ritsuro Miyawaki, Masako Shigeoka und Satoshi Matsubara (2011)

References

Kusachi, I., Kobayashi, S., Takechi, Y., Nakamuta, Y., Nagase, T., Yokoyama, K., Miyawaki, R., Shigeoka M. and Matsubara, S. (2011) Shimazakiite, IMA 2010-085a. CNMNC Newsletter No. 10, October 2011, page 2558;

Other languages

German

Shimazakiit

English

Shimazakiite

Japanese

島崎石

CNMNC (IMA)-Number

IMA 2010-085a

CNMNC symbol

Symbol

Smz

Locations with GPS information

IDs

GUSID (Global unique identifier short form) 3W0q-fRF90WEczIeO94S4w
GUID (Global unique identifier) F92A6DDD-45F4-45F7-8473-321E3BDE12E3
Database ID 7033



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