Walkerite

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• walkerite — walkerite2 Min. (ˈwɔːkəraɪt) [Named by Heddle 1880, after Prof. John Walker (1731–1803) who discovered it + ite.] = pectolite. Heddle in Min. Mag. IV. 122 …   Useful english dictionary

• Walker, Newcastle upon Tyne — Walker is a residential suburb and electoral ward just east of the centre of Newcastle upon Tyne, England. Walker s name is a hybrid of Old English and Viking Norse, Wall kjerr , where kjerr is Norse for marshy woodland . The name therefore means …   Wikipedia

• Classification of minerals — This list gives an overview of the classification of minerals (non silicates) and includes mostly IMA recognized minerals and its groupings. This list complements the alphabetical list on List of minerals (complete) and List of minerals. Rocks,… …   Wikipedia

• Borate minerals — Large (up to 1.8 cm) yellow londonite crystals associated with rubellite tourmaline. Londonite is an unusual caesium rich heptaborate. [1] The borate minerals are minerals which contain a borate anion group. The borate (BO3) units may be… …   Wikipedia