Did you know ...
mineral is a erionite carcinogen, and chronic exposure to this mineral has been linked to excess mortality from mesothelioma in a number of villages in Turkey?
mineral was discovered in 1949 during a research study of athabascaite radioactive materials collected from Lake Athabasca in Saskatchewan, Canada?
of a streak mineral, the color of the mark it makes when rubbed on a plate, is usually a more consistent identifier than the color of the original mineral?
the only known source of the
mineral in the world is in a quarry at the foot of Macaulayite Bennachie, Aberdeenshire – but it may also be present on Mars?
crystals of , a very rare mosesite mineral found in deposits of mercury, are heated to 186 °C (367 °F), they become isotropic?
thorium nesosilicate mineral Huttonite (unit cell pictured) was first discovered in 1950 in New Zealand?
decades after its discovery in 1955 in
Turkey's Bursa Province, was officially discredited as a bursaite mineral in 2006?
, a taranakite mineral formed from the reaction of clays or aluminous rocks with materials derived from bat or bird guano, was first found in New Zealand's in 1865?
Sugar Loaf Islands
is a CRISM spectrometer on the Mars Reconnaissance Orbiter, and will be used to find minerals on the surface of Mars?
mineralogist persuaded George Switzer Harry Winston to donate the Hope Diamond (pictured) to the Smithsonian Institution, establishing the National Museum of Natural History's gem and mineral collection?
((Mn,Zn) jerrygibbsite 9(SiO 4) 4(OH) 2) is a rare mineral of which there are only five known samples in the world?
was the first rubicline mineral discovered with rubidium as an essential constituent?
is a lung disease caused by inhalation of silicosis silica, the second most common mineral on earth's crust?
crystals of , a rare Paulingite zeolite mineral found in vesicles in the basaltic rocks from the Columbia River, form a perfect clear rhombic dodecahedron?
More interesting facts on Mineral
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Question 1: For example, ________ and marcasite are both iron sulfide, but their arrangement of atoms differs.
Question 2: The carbonate class also includes the ________ and borate minerals.
Question 3: The ________ composition may vary between end members of a mineral system.
Question 5: The consist of those minerals containing the anion (CO carbonate minerals 3) 2- and include ________ and aragonite (both calcium carbonate), dolomite (magnesium/calcium carbonate) and siderite (iron carbonate).
Question 7: They are here categorized by ________ group.
Question 10: Calcite is most common in limestones, as these consist essentially of ________; quartz is common in sandstones and in certain igneous rocks which contain a high percentage of silica.