2186 Goethite, Quartz (Amethyst), Blue Hills, Agate Creek, Queensland August 27, 2023 Steve Australasia Australia Queensland Golden brown acicular crystals of goethite on amethyst. Width of specimen 13mm. Stack of 150mm. Click on the image below for a higher resolution version.
Australasia Australia Northern Territory 3374 Quartz (Amethyst), Ilparpa, Alice Springs, Northern Territory October 3, 2019
Scotland United Kingdom 4897 Clinoatacamite, Quartz, Goethite, Rhuba a’Mhill, Isle of Islay, Strathclyde, Scotland, UK October 5, 2019