September 2025 – Geology In

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Three Whale Rock (Hin Sam Wan)

Three Whale Rock ( Hin Sam Wan ) is a spectacular sandstone formation in Phu Singh Forest Park, Bueng Kan Province, northea…

How to Identify Quartz

Learning how to identify quartz is one of the most practical skills in geology and rock collecting. Quartz is among Earth’s…

Tafoni Sandstone: Formation, Characteristics, Examples

Tafoni sandstone refers to ordinary sandstone sculpted by tafoni —networks of rounded hollows, pits, or cavernous cavities…

Massive Freshwater Reservoir Discovered Beneath the Atlantic Ocean

Scientists have confirmed the existence of a massive freshwater aquifer hidden beneath the Atlantic Ocean , stretching from …

Peridotite: Composition, Types & Uses

Peridotite is a dense, coarse-grained ultramafic igneous rock that forms deep within the Earth’s mantle. Dominated by the …

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