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Schorl and lithium-rich tourmalines are usually found in granite and granite pegmatite. Magnesium-rich tourmalines, dravites, are generally restricted to schists and marble. Tourmaline is a durable mineral and can be found in minor amounts as grains in sandstone and conglomerate , and is part of the ZTR index for highly weathered sediments.
The Scholl reaction is a coupling reaction between two arene compounds with the aid of a Lewis acid and a protic acid. [1] [2] It is named after its discoverer, Roland Scholl, a Swiss chemist.
The former municipality of Schoorl also included Aagtdorp, Catrijp, Groet, and Camperduin, and had about 6500 inhabitants. ."Schoorl" was until about 200 years ago known as "Schorel" (also part known as "Schoreldam") and the family crest (coat of arms) is recorded as being St Michaels (the dragon slayer), and was found on a grave some 1,000 years old.
Roche Rock Roche Chapel. Roche Rock (Cornish: An Garrek) stands out as a rocky outcrop some 20 metres (66 ft) high on the northern flank of the St Austell granite with an approximate area of 600 metres (2,000 ft) x 300 metres (980 ft).) [4] The rock is of interest to geologists as it is a fine example of quartz schorl; a fully tourmalinised granite, with black tourmaline crystals.
Apfelschorle. Schorle (German: [ˈʃɔʁlə] ⓘ) is a German beverage made by diluting juice or wine with carbonated water or lemonade (lemon-lime soda). The most common variety is Apfelschorle (made from apple juice and sparkling mineral water).
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Tourmaline-feldspar-quartz rock, Mt. Erongo. This is a schorl tourmaline-rich sample from the Erongo Granite. The Erongo Granite is a subvolcanic ring dike, above an old volcano. Mount Erongo (21º37'S 15º40'E) is a mountain of 2,350 metres northeast of Swakopmund in Erongo Region, Namibia.
Kamp Schoorl [2] [3] was built in 1939 as a Dutch army camp. Nazi Germany occupied the Netherlands from May 1940 until May 1945.. War memorial of Kamp Schoorl. Among the prisoners were people from The Netherlands, England, Belgium and France.