Gottardiite (original) (raw)

A valid IMA mineral species

Formula:

Na3Mg3Ca5Al19Si117O272 · 93H2O

Crystal System:

Orthorhombic

Name:

Named in honor of Professor Glauco Gottardi (1928, Fiume, Italy (now Rijeka, Croatia) - 1 September 1988), University of Modena, Italy, in recognition of his pioneering work on the structure and crystal chemistry of natural zeolites.

This page provides mineralogical data about Gottardiite.

Unique IdentifiersHide

This section is currently hidden. Click the show button to view.

Long-form identifier:

mindat:1:1:6976:8

3d47541a-fc8f-47ff-b7e2-46b84686cee9

IMA Classification of GottardiiteHide

This section is currently hidden. Click the show button to view.

Type description reference:

Classification of GottardiiteHide

This section is currently hidden. Click the show button to view.

9.GF.10

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
F : Other Rare Zeolites

Mineral SymbolsHide

This section is currently hidden. Click the show button to view.

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Pronunciation of GottardiiteHide

This section is currently hidden. Click the show button to view.

Pronunciation:

Physical Properties of GottardiiteHide

This section is currently hidden. Click the show button to view.

Fracture:

Irregular/Uneven, Conchoidal

Density:

2.14(4) g/cm3 (Measured) 2.16 g/cm3 (Calculated)

Optical Data of GottardiiteHide

This section is currently hidden. Click the show button to view.

RI values:

_n_α = 1.480(2) _n_β = 1.485(2) _n_γ = 1.486(2)

δ = 0.006

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Comments:

2Vmeas < 60 degrees

Chemistry of GottardiiteHide

This section is currently hidden. Click the show button to view.

Mindat Formula:

Na3Mg3Ca5Al19Si117O272 · 93H2O

Crystallography of GottardiiteHide

This section is currently hidden. Click the show button to view.

Crystal System:

Orthorhombic

Class (H-M):

m m m _(_2/_m_2/_m_2/m ) - Dipyramidal

Cell Parameters:

a = 13.698(2) Å, b = 25.213(3) Å, c = 22.660(2) Å

Ratio:

a:b:c = 0.543 : 1 : 0.899

Unit Cell V:

7,826.03 ų (Calculated from Unit Cell)

Comment:

Topological symmetry Fmmm

Crystal StructureHide

This section is currently hidden. Click the show button to view.

Load
Unit Cell |Unit Cell Packed
2x2x2 |3x3x3 |4x4x4

Show
Big Balls |Small Balls |Just Balls |Spacefill
Polyhedra Off |Si Polyhedra |All Polyhedra
Remove metal-metal sticks

Display Options
Black Background |White Background
Perspective On |Perspective Off
2D |Stereo |Red-Blue |Red-Cyan

View
CIF File Best |x |y |z |a |b |c

Rotation
Stop |Start

Labels
Console Off |On |Grey |Yellow

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

This section is currently hidden. Click the show button to view.

Powder Diffraction Data:

Geological EnvironmentHide

This section is currently hidden. Click the show button to view.

Type Occurrence of GottardiiteHide

This section is currently hidden. Click the show button to view.

General Appearance of Type Material:

thin lamellae, pseudo-hexagonal in shape or elongated along [100].

Place of Conservation of Type Material:

British Museum of Natural History, London, with accession number BM 1994,100.

Geological Setting of Type Material:

Reference:

Galli, E., Quartieri, S., Vezzalini, G., Alberti, A. (1996) Gottardiite, a new high-silica zeolite from Antarctica: The natural counterpart of synthetic NU-87. European Journal of Mineralogy: 8: 687-693.

Synonyms of GottardiiteHide

This section is currently hidden. Click the show button to view.

Other Language Names for GottardiiteHide

This section is currently hidden. Click the show button to view.

Relationship of Gottardiite to other SpeciesHide

This section is currently hidden. Click the show button to view.

Other Members of this group:

Related Minerals - Strunz-mindat GroupingHide

This section is currently hidden. Click the show button to view.

Other InformationHide

This section is currently hidden. Click the show button to view.

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for GottardiiteHide

This section is currently hidden. Click the show button to view.

References for GottardiiteHide

This section is currently hidden. Click the show button to view.

Reference List:

Alberti, A., Vezzalini, G., Galli, E., Quartieri, S. (1996) The crystal structure of gottardiite, a new natural zeolite. European Journal of Mineralogy, 8, 69-75.

Localities for GottardiiteHide

This section is currently hidden. Click the show button to view.

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 section is currently hidden. Click the show button to view.

- 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.