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Mindat.org is a non-commercial online mineralogical database, claiming to be the largest mineral database and mineralogical reference website on the internet. It contains a significant database of minerals, localities and mineral photographs, and is updated constantly by registered users adding and editing entries. , it included: *41,786 mineral names (this includes mineral varieties, synonyms and discredited names), of which 4,723 are minerals recognised by the International Mineralogical Association. *236,974 mineral localities worldwide, with information on 774,370 mineral occurrences within these sites *135,896 of the localities have maps and/or grid coordinates available, and the site can use a google map applet to show the location. *Over 500,000 photos of minerals have been uploaded, arranged into galleries from collectors worldwide who wish to share their mineral collections online. *32,512 users registered to upload photos and/or edit data. == History of Mindat.org == Mindat was started in 1993 as a personal database project by Jolyon Ralph. He then developed further versions as a Microsoft Windows application before launching a community-editable database web site in late 2000.〔(History )〕 Mindat.org now uses the MediaWiki software for its online manual.〔(Mindat Manual )〕 Jolyon Ralph was awarded the Mineralogical Society of America's Distinguished public service medal in 2011 for his work on Mindat.org.〔(Mineralogical Society of America )〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Mindat.org」の詳細全文を読む スポンサード リンク
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