Wavellite normally occurs as a secondary product in the near-surface environment in phosphate-bearing rock. Specimens can be spectacularly beautiful as radiating starburst or spherical clusters. Wavellite spheres - and especially the colored varieties - are very popular among mineral collectors.
The small town of Lom is located in southern part of Norway, just next to the famous Jotunheimen National Park. A very interesting mineral museum Fossheim Steinsenter is located at the western end of the town.
Anhydrite is a common mineral, widely found in desert environments. It is also found on the tops of salt domes piercing the younger sediments in oil-rich compressional mountain belts and in evaporite deposits.
The story of the settlement of Australia is the story of a remote penal colony unexpectedly turning into a cauldron of repeated mass migrations driven by the discovery of rich gold deposits. The gold discoveries were simply unbelievable, including the biggest nugget ever found!
Scheelite is an important ore of tungsten and exotic faceting material. Great scheelite specimens are also highly appreciated among mineral collectors.
Thulite (pink zoisite variety) is a Norwegian national stone and popular lapidary material. One of the well known thulite localities is Søre Lia Quarry near Lom, Norway. Here is the trip report from the visit in summer 2017:
Munich show is probably the most important European mineral show. Munich 2017 was well worth it, many new mineral finds, many interesting mineral deals and offers.
Celestine (aka celestite) owes its name to its delicate blue (celestial) color. Although not a well-known mineral name, celestine has a certain cachet because the strontium it contains is famous for the brilliant red flashes it produces when used in fireworks.
Cerussite is a popular mineral specimen because of its nice crystals, bizzare complex twins and bright yellow fluorescence. It is a characteristic oxidation product of the most common lead sulfide, galena.
Chrysocolla is a bright colored hydrated copper sheet silicate and a minor ore of copper, usually appearing as secondary encrustations on primary copper ores. It is among the brightest of blue and blue-green minerals, accounting for its desirability.
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