GEWICHT: 58 kg
Oberweite: 85 J natur
Intime Dienste: Aufregende Dessous und High Heels, Klassische Massage, Franzosisch, Tiefen-Hals-Massage, Massagen
Log In Register Language: Learning Center What is a mineral? Spinel Sponsorship for this page has expired! Photos of Spinel Spinel Gallery Search Photos of Spinel. Hide all sections Show all sections. This section is currently hidden. Click the show button to view. MgAl 2 O 4. Named in by Jean Demeste from Latin "spinella", little thorn, alluding to its sharp octahedral crystals.
Intensely coloured varieties due to the incorporation of various impurity elements. A few spinels from Sri Lanka can show an alexandrite colour change effect.
Nickel-Strunz 10th pending ed.: With only medium-sized cations. Oxides and Hydroxides 4: Oxides of Be, Mg and the alkaline earths. Al , Mg , O - search for minerals with similar chemistry. Massive, coarse-granular to compact. Sixlings due to repeated twinning noted. Click on an icon to view. Goldschmidt, Atlas der Krystallformen, Mohs, , and many others. Gruppo degli spinelli Spinello. Alkali-spinel Variety of Spinel containing Na2O 1. Almandine Spinel A misleading name for a natural purple spinel.
Aluminium Spinel Octahedral crystals from a slag said to give analyses corresponding to the formula listed below. Balas Ruby An old name for rose-red spinel.
Ceylonite A ferroan spinel with Mg: Gahnospinel A variety of spinel rich in zinc. May grade into gahnite. Iron-magnesia Spinel A ferroan variety of spinel. Magnochromite A Cr-bearing variety of spinel.