Cattle Egg Stone
A variety of Pyrophyllite
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Formula:
Al2Si4O10(OH)2
A variety of Pyrophyllite
A dense variety of pyrophyllite with black interior and yellow exterior, which is used for carving. The colours are due to microscopic inclusions of iron oxides in different states of weathering. The yellow parts of the material also contain minor diaspore.
A dense variety of pyrophyllite with black interior and yellow exterior, which is used for carving. The colours are due to microscopic inclusions of iron oxides in different states of weathering. The yellow parts of the material also contain minor diaspore.
Unique Identifiers
Mindat ID:
40494 (as Cattle Egg Stone)
3323 (as Pyrophyllite)
3323 (as Pyrophyllite)
Long-form identifier:
mindat:1:1:40494:7 (as Cattle Egg Stone)
mindat:1:1:3323:3 (as Pyrophyllite)
mindat:1:1:3323:3 (as Pyrophyllite)
GUID
(UUID V4):
(UUID V4):
9aa0dbef-7419-46b1-90b5-a156c3584b0b (as Cattle Egg Stone)
bf60647f-584a-43db-aa46-d7175c0e0f45 (as Pyrophyllite)
bf60647f-584a-43db-aa46-d7175c0e0f45 (as Pyrophyllite)
Chemistry of Cattle Egg Stone
Mindat Formula:
Al2Si4O10(OH)2
Elements listed:
Other Information
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 Cattle Egg Stone
mindat.org URL:
https://www.mindat.org/min-40494.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
References for Cattle Egg Stone
Reference List:
Localities for Cattle Egg Stone
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.
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