Top Tweets for #foitite

11 months ago

Rare #Jeremejevite (aluminum fluoroborate) on #Foitite (tourmaline) from Erongo Mts. Namibia. #MinCup25 #MinCup #minerals #crystals #mineralcollecting #mineralexpert #rockhounding #mineralogy

mexporg's tweet photo. Rare #Jeremejevite (aluminum fluoroborate) on #Foitite (tourmaline) from Erongo Mts. Namibia.

#MinCup25 #MinCup #minerals #crystals #mineralcollecting #mineralexpert #rockhounding #mineralogy https://t.co/yEINQalr9R

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MineralExpert.org @mexporg

almost 4 years ago

Beware that #Tourmalines make very complex solid solutions and this can change the color of #Schorl too. Color is definitely very tricky for judging tourmalines, some other dark/black except #Schorl can be #Foitite, Fe-rich #Elbaite, #Dravite and some others...

MineralExpert.org @mexporg

about 4 years ago

Colorful #Elbaite and #Foitite "gravel" from Dobrá Voda pegmatite, Czech Republic by Ladislav Brychta #tourmaline #minerals #crystals #mineralcollecting #mineralexpert #rockhounding #mineralogy https://t.co/wjUCNjeO2q

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