Brief Description: The Greek name theion, which means divine, belonging to God, coming from God, is due to our Ancient ancestors who considered it sacred for gods and used it as incense for purification, consecration, purgation and disinfection. Its chemical symbol is S and it belongs to the category self-sown elements. It has resinous or sebaceous lustre. In crystal form, its lustre is pearly. Its colour is sulphur-yellow, straw-yellow, honey-yellow. Because of its mixtures, its colour has shades, like yellowish-green, yellowish-red and yellowish-grey. It is a transparent to semitransparent mineral. Its specific gravity is 2.1, its hardness 1.5 - 2.0 and its fusibility 1. It crystallizes in rhombic system and has bipyramidal crystals. It is often found in irregular masses, solid aggregates, reniform, stalactite-like, friable (flowers of sulphur) and encrustations. It often occurs near craters of active or inactive volcanoes, originating from the gases of volcanic vapours. It is found in tertiary sedimentary rocks, very often together with gypsum, anhydrite and limestone. It often occurs in clay rocks. The basic use of sulphur is in chemical industry for the preparation of sulphuric acid, sulphur dioxide and other compounds. It is also used in medicine for the preparation of medication and skin ointments. 
Bibliography: Ευρετήριο ορυκτών ΑΠΘ στην ιστοσελίδα http://www.geo.auth.gr/106/az_gr.htm Τσιραμπίδης Α. Ο ορυκτός πλούτος της Ελλάδας. Εκδόσεις Γιαχούδη Θεσσαλονίκη, 2005, σελ. 391.