jinis
basalt alkalin, boninite, basalt alumina dhuwur, agêng segara Pegunungan basalt (morb) lan basalt tholeiitic
Phyllite, Schist, lan Slate
fitur
tahan struktural dhuwur marang erosi lan iklim, rock grained banget nggoleki
gampang pecah dadi lancip piring, lumahan asring mengilap, rock grained banget nggoleki
pinunjul arkeologi
monumen
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monumen misuwur
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reca
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patung misuwur
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Pictographs
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petroglyphs
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figurines
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fosil
absen
absen