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Harmotome (Harmotom)

Pictures (173 Images total)

Harmotom xx
Views (File:
1514568008
): 4510, Rating: 9.6
Harmotom xx
Zwilling, teilweise mit Limonit-Überzug, Bildbreite 1,5 mm; Fundort: Silberberg bei Bodenmais, Bayerischer Wald
Copyright: Gilbertmin; Contribution: Gilbertmin
Collection: Gilbertmin, Collection number: 5729
Location: Deutschland/Bayern/Niederbayern, Bezirk/Regen, Landkreis/Bodenmais/Silberberg
Mineral: Harmotome
Image: 1514568008
Rating: 9.6 (votes: 10)
License: Usage for Mineralienatlas project only
Harmotom xx (SNr: 5729)

Zwilling, teilweise mit Limonit-Überzug, Bildbreite 1,5 mm; Fundort: Silberberg bei Bodenmais, Bayerischer Wald
Collection: Gilbertmin
Copyright: Gilbertmin
Contribution: Gilbertmin 2017-12-29
Locality: Silberberg / Bodenmais / Regen, Landkreis / Niederbayern, Bezirk / Bayern / Deutschland
Harmotom
Views (File:
1555533956
): 1940, Rating: 9.56
Harmotom
Stbr. Juchem, Niederwörresbach, Idar-Oberstein, Hunsrück, Rheinland-Pfalz, Deutschland. Kristallgröße ca. 4 mm
Copyright: skibbo; Contribution: skibbo
Collection: Norbert Stötzel (Kristalle unterm Krönchen)
Location: Deutschland/Rheinland-Pfalz/Birkenfeld, Landkreis/Herrstein-Rhaunen, Verbandsgem./Niederwörresbach/Steinbruch Juchem
Mineral: Harmotome
Image: 1555533956
Rating: 9.56 (votes: 9)
License: Usage for Mineralienatlas project only
Harmotom

Stbr. Juchem, Niederwörresbach, Idar-Oberstein, Hunsrück, Rheinland-Pfalz, Deutschland. Kristallgröße ca. 4 mm
Collection: Norbert Stötzel (Kristalle unterm Krönchen)
Copyright: skibbo
Contribution: skibbo 2019-04-17
Locality: Steinbruch Juchem / Niederwörresbach / Herrstein-Rhaunen, Verbandsgem. / Birkenfeld, Landkreis / Rheinland-Pfalz / Deutschland
Harmotom
Views (File:
1326636347
): 2984
Harmotom
Größe: 2,59 mm; Fundort: Contrada Segani, San Bortolo di Arzignano, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Venetien (Veneto), Region/Vicenza, Provinz/San Bortolo di Arzignano/Contrada Segani
Mineral: Harmotome
Image: 1326636347
Rating: 10 (votes: 2)
License: Usage for Mineralienatlas project only
Harmotom

Größe: 2,59 mm; Fundort: Contrada Segani, San Bortolo di Arzignano, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2012-01-15
Locality: Contrada Segani / San Bortolo di Arzignano / Vicenza, Provinz / Venetien (Veneto), Region / Italien
Harmotom
Views (File:
1326636471
): 397
Harmotom
Größe: 9 mm; Fundort: Contrada Segani, San Bortolo di Arzignano, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Venetien (Veneto), Region/Vicenza, Provinz/San Bortolo di Arzignano/Contrada Segani
Mineral: Harmotome
Image: 1326636471
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Harmotom

Größe: 9 mm; Fundort: Contrada Segani, San Bortolo di Arzignano, Vicenza, Venetien (Veneto), Italien
Copyright: Matteo Chinellato
Contribution: Hg 2012-01-15
Locality: Contrada Segani / San Bortolo di Arzignano / Vicenza, Provinz / Venetien (Veneto), Region / Italien
Harmotom
Views (File:
1449135759
): 700
Harmotom
Weitisberga/Steinbruch Henneberg, Bildbreite 3mm
Copyright: Georg Prock; Contribution: Gepro
Collection: Georg Prock
Location: Deutschland/Thüringen/Saale-Orla-Kreis/Wurzbach/Weitisberga/Steinbruch Henneberg
Mineral: Harmotome
Image: 1449135759
Rating: 10 (votes: 1)
License: Usage for Mineralienatlas project only
Harmotom

Weitisberga/Steinbruch Henneberg, Bildbreite 3mm
Collection: Georg Prock
Copyright: Georg Prock
Contribution: Gepro 2015-12-03
Locality: Steinbruch Henneberg / Weitisberga / Wurzbach / Saale-Orla-Kreis / Thüringen / Deutschland

You find additional specimen at the Geolitho Museum

Collectors Summary

Color weiß, grau, gelb, rot, braun
Streak color weiß
Hardness (Mohs) 4.5
Solubility +++ Säuren
Crystal System monoklin, P21/m

Chemism

Chemical formula

Ba2(Na,K,Ca0,5)(Si11Al5)O32·12H2O

Chemical composition

Aluminium, Barium, Calcium, Natrium, Silicium, Kalium, Sauerstoff, Wasserstoff

Unit weight: 1474.19684412 u; Number of atoms in the formula: 86.95

Info

Empirical formula:

Ba2(Na0.6K0.3(Ca0.5)0.1)(Si11Al5)O32·12H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

1.64

24

27.60

1.0079470

24.1907280
Oxygen

O

47.75

44

50.60

15.9994300

703.9749200
Sodium

Na

0.94

0.6

0.69

22.9897702

13.7938621
Aluminium

Al

9.15

5

5.75

26.9815382

134.9076910
Silicon

Si

20.96

11

12.65

28.0855300

308.9408300
Potassium

K

0.80

0.3

0.35

39.0983100

11.7294930
Calcium

Ca

0.14

0.05

0.06

40.0784000

2.0039200
Barium

Ba

18.63

2

2.30

137.3277000

274.6554000

Analysis wt%

SiO2 : 46.67, Al2O3 : 16.35, CaO : 1.78, BaO : 20.35, H2O : 14.66 (Ref: Acta Crystallographica 74)

Strunz 9th edition incl. updates

9.GC.10

9: Silikate (Germanate)
G: Gerüstsilikate (Tektosilikate) mit zeolithischem H2O; Familie der Zeolithe
C: Ketten doppelt verbundener vierer-Ringe
10:

Lapis Classification

VIII/J.25-070

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
25: Zeolith-Gruppe; Blätterzeolithe

Classification by Hölzel

9.FK.450

9: SILICATES
F: Tektosilicates
K: Doubly connected 4-Ring Chains

Dana 8th edition

77.01.03.05

77: Tektosilicates Tectosilicate Zeolite group
01: Tektosilicates Tectosilicate Zeolite group true zeolites
03: Gismondine and related species

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Zeolite group  ⇒ PHI zeolite structure group

Optical Properties

Color

weiß, grau, gelb, rot, braun

Streak color

weiß

Diaphaneity (Transparency)

teilweise transparent bis durchscheinend

max. Birefringence

0.008
Birefringence chart\! Harmotome title=Birefringence chart Harmotome

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.506

RI value β

1.509

RI value γ / ε

1.514

Ri mean

1.510

2V angle

Biaxial (+) 80°

Optical Data Luminescence

Luminescence

fluoreszierend

Color LW-UV (365nm)

  

weiß

LW-UV Intensity

schwach

Color SW-UV (254nm)

  

orange

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

monoklin

Class (H-M)

2/m

Space Group number

11

Space Group

P21/m

Cell parameters a (Å)

9.88

Cell parameters b (Å)

14.14

Cell parameters c (Å)

8.69

Cell parameters a/b or c/a

0.699

Cell parameters c/b

0.615

Cell parameters α

90°

Cell parameters β

124.82

Cell parameters γ

90°

Z

1

Volume (ų)

996.65

X-Ray Powder Diffraction

6.38(100),
4.075(60),
3.239(60),
3.170(60),
3.129(80),
2.730(60),
2.698(60),
2.670(70)
XRD chart Harmotome

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

4.5

VHN (Hardness Vickers)

280 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.44 - 2.5 / Durchschnittlich = 2.46

2.456 ( ρ calc. Mineralienatlas )

Instability

+++ Säuren

(Co-)Type locality

(Co-)Type locality

Deutschland/Niedersachsen/Goslar, Landkreis/Braunlage/St. Andreasberg, Revier

Preface

Author (Name, Year)

Haüy, 1801

References

Natural Zeolites (Gottardi & Galli) (1985), 134

IMA group assignments

 
Zeolite group
 
 
 

 
 
PHI zeolite structure group
 
 
 

 
 
 
Flörkeite
NaK3Ca2(Si8Al8)O32·12H2O
triklin
P1

 
 
 
Harmotome
Ba2(Na,K,Ca0,5)(Si11Al5)O32·12H2O
monoklin
P21/m

 
 
 
Phillipsite series
 
 
 

 
 
 
 
Phillipsite-Ca
Ca3(Si10Al6)O32·12H2O
monoklin
P21/m

 
 
 
 
Phillipsite-K
K6(Si10Al6)O32·12H2O
monoklin
P21/m

 
 
 
 
Phillipsite-Na
Na6(Si10Al6)O32·12H2O
monoklin
P21/m

Refresh list

Actuality: 16. Sep 2024 - 09:28:58

Other languages

Italian

Armotomo

German

Harmotom

Spanish

Harmotoma

French

Harmotome

English

Harmotome

Dutch

Harmotoom

Ukrainian

Гармотом

Russian

Гармотом

Simplified Chinese

交沸石

Alternative Name

German

Andreolit

Spanish

Andreolita

Andreolite

Androlithe

Spanish

Andréasbergolita

Italian

Andréasbergolita

French

Andréasbergolite

Andréolithe

Barytes Harmotome

German

Ercinit

Spanish

Ercinita

Ercinite

CNMNC symbol

Symbol

Hrm

Locations with GPS information

IDs

GUSID (Global unique identifier short form) YYjSt8_F2k6p1-1tGcvqcg
GUID (Global unique identifier) B7D28861-C5CF-4EDA-A9D7-ED6D19CBEA72
Database ID 1520