Meaning and Translation of Pitchstone in Urdu Script and Roman Urdu with Wikipedia Reference, Image,
| pitchstone | Noun | رال | |
| pitchstone | Noun | chatan | چٹان |
| pitchstone | Noun | ايک آتشي پتھر جس ميں رالي چمک دمک ہو |
Pitchstone is a dull black glassy volcanic rock formed when a felsic, viscous lava or magma cools quickly. |
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