Spread the love Thematic: Geodiversity Hutaginjang Plateau YTT hydrothermaly-alteration; Hutaginjang Hutaginjang – Tapian Nauli, non-welded YTT plateau Tapian Nauli, Welded OTT Tapian Nauli Parking Area, Brecciated Lava Dolok Martumbur, Mesozoic meta-sandstones Aspek Geologi Morfologi Dataran Tinggi dan Kaldera Rim Endapan Tufa Hasil Letusan 74.000 Tahun
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