rock - a natural solid made of one or more minerals, igneous rock - rock formed when magma or lava cools and hardens, metamorphic rock - rock that forms when earth processes change the texture and the mineral content, sedimentary rock - rock formed from sediment that gets cemented together under pressure,

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?