UM1977-09-O:AlCaH
A material that is NOT an approved mineral species
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Formula:
Ca4Al2O7 · nH2O
n is likely 13
As thin hexagonal plates associated with grossite, aragonite, calcite, ettringite, portlandite and vaterite in pyrometamorphic rock(s) of the Hatrurim Formation, Israel.
Compare 'caldecahydrite', 'UM1977-07-O:AlCaFeH', 'UM1977-08-O:AlCaH'.
Compare 'caldecahydrite', 'UM1977-07-O:AlCaFeH', 'UM1977-08-O:AlCaH'.
Unique Identifiers
Mindat ID:
47427
Long-form identifier:
mindat:1:1:47427:4
GUID
(UUID V4):
(UUID V4):
c53ab154-2a19-4507-8617-cf7a2da87577
Chemical Properties of UM1977-09-O:AlCaH
Formula:
Ca4Al2O7 · nH2O
n is likely 13
n is likely 13
Elements listed:
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
8.1 Å | (vs) |
3.95 Å | (m) |
2.88 Å | (s) |
Comments:
corresponds to 13-hydrate
Other Information
Thermal Behaviour:
endothermic effect at 140-190oC
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 UM1977-09-O:AlCaH
mindat.org URL:
https://www.mindat.org/min-47427.html
Please feel free to link to this page.
Please feel free to link to this page.
Mineral Dealers:
References for UM1977-09-O:AlCaH
Reference List:
Localities for UM1977-09-O:AlCaH
Locality List
- 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.
All localities listed without proper references should be considered as questionable.
Middle East | |