Beach Sand, Kovalam Beach, Kerala State, India
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Kovalam Beach |
Ilmenite, some garnet |
Location |
Kovalam Beach, Kerala, south-west tip of India |
Depositional facies |
replace this with text about the dep facies |
Provenance |
High-grade metamorphic and mafic to intermediary plutonic proterozoic rocks of the indian craton |
Composition |
Black, metallic resplendend ilmenite (ca. 70%), partly euhedral; translucent, bright green titanite (?, ca. 10%), black red to pink translucent garnet (ca. 10%), commonly zircon (colourless, long-prismatic) and quartz (colourless) |
Texture |
Fine sand (ca. 170 µ), very well sorted, well to very well rounded |
Petrographic thin section:
Description |
Opaque ilmenite dominates the image. This impression is reinforced in the dark field by garnets; merely some clinopyroxenes stand out with their coloures |
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Bright field |
Dark field |
Sample number |
heubeck0075 |
Collector |
A. Deeken |
Date of sampling |
2004 |
Comments:
The existence of thorazite at Kovalam Beach is mentioned in Wikipedia, but is not certified. Famous locality for sand collectors.
The sand has been collected above the waterline