Recent content by davenn

Another large quake on my seismo ( In Sydney, Australia) this morning .... Saved image before the trace started overwriting itself ... that's 55 minutes of recording shown M 7.7 - 68 km NNW of Ende, Indonesia 2026-08-14 21:58:21 (UTC) 8.310°S 121.352°E 10.0 km depth This is the 11th M...

From my seismo

True, never occurred to me before

Large quake offshore of SW Mexico I recorded it well on my seismo, here in Sydney, Australia (opposite side of the Pacific Ocean) M 7.3 - 58 km WSW of Puerto Madero, Mexico 2026-07-17 14:48:39 (UTC) 14.604°N 92.952°W 18.6 km depth This was a thrust ( subduction) event with the main axis...

Hi Dave ... it's all because Hornbein didnt seem to realise that most metals have crystal forms as I stated earlier. He appeared to think that the crystal habit of a metal was uncommon and that a metallic substance ( pure element or mineral compound) couldnt be both a metal and a crystal. The...

no, crystal size is irrelevent. a crystal is a crystal regardless of it is 1mm or 1m in size and it also doesnt matter if it is a metal or a non-metal element