jinis
basalt alkalin, boninite, basalt alumina dhuwur, agêng segara Pegunungan basalt (morb), basalt tholeiitic, basaltic trachyandesite, mugearite lan shoshonite
basalt alkalin, boninite, basalt alumina dhuwur, agêng segara Pegunungan basalt (morb), basalt tholeiitic, basaltic trachyandesite, mugearite lan shoshonite
fitur
tahan struktural dhuwur marang erosi lan iklim, rock grained banget nggoleki
tahan struktural dhuwur marang erosi lan iklim, rock grained banget nggoleki