Flint
A rock subtype
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About Flint
Colour:
Gray, black, brown, red, white and other colors due to staining
Lustre:
Waxy, Dull
Hardness:
6½ - 7
Unique Identifiers
Mindat ID:
6676
Long-form identifier:
mindat:1:1:6676:7
GUID
(UUID V4):
(UUID V4):
3e4f2f48-7db4-4929-9c71-f3d3d34690ba
Classification of Flint
Mineralogy of Flint
Essential minerals - these are minerals that are required within the classification of this rock:
Physical Properties of Flint
Waxy, Dull
Transparency:
Translucent, Opaque
Comment:
takes good polish, then vitreous luster
Colour:
Gray, black, brown, red, white and other colors due to staining
Streak:
White
Hardness:
6½ - 7 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Splintery, Conchoidal, Sub-Conchoidal
Synonyms of Flint
Potstone (in part)
Other Language Names for Flint
Varieties of Flint
| Maasei | Flint reminiscent of banded agate. Brighter bands alternate with darker bands. Local name for flint found in the Niederrhein area in Germany. Literally 'Maas egg'. |
| Paramoudra | Name for a flint nodule. Also called pot stone or potstone. |
| Pot stone | Name for a flint nodule. Also called paramoudra. |
Common Associates
Associated Minerals Based on Photo Data:
| 19 photos of Flint associated with Quartz | SiO2 |
| 8 photos of Flint associated with Chalcedony | SiO2 |
| 4 photos of Flint associated with Limestone | |
| 4 photos of Flint associated with Pyrite | FeS2 |
| 3 photos of Flint associated with Chalk | |
| 3 photos of Flint associated with Marl | |
| 3 photos of Flint associated with Glauconite | K0.60-0.85(Fe3+,Mg,Al)2(Si,Al)4O10](OH)2 |
| 2 photos of Flint associated with Ramsdellite | Mn4+O2 |
| 2 photos of Flint associated with Anthozoa | |
| 2 photos of Flint associated with Dolomite | CaMg(CO3)2 |
Internet Links for Flint
mindat.org URL:
https://www.mindat.org/min-6676.html
Please feel free to link to this page.
Please feel free to link to this page.
References for Flint
Reference List:
Dyke Park, Stamford, Fairfield County, Connecticut, USA