M E N U « Home | Browse Minerals | QuizzesMinerals by letter: All | K | G | O | A | H | T | P | C | Q | N | Z | S | E | W | M | B | F | D | L Minerals by class: Silicates | Halides | Carbonates | Sulfates | Oxides | Phosphates | Hydroxides | Native elements | Sulfides Silicate Subclasses: Nesosilicates | Pyroxenes | Amphiboles | Frameworks | Sorosilicates | Cyclosilicates | Phyllosilicates    « Back to minerals starting with S S E L E N I T E Click for expanded view Selenite  (Gypsum)CaSO4 - 2H2O Class: Sulfate Hardness: 2 Density: 2.3 Streak: White Lustre: Vitreous Habit: Large crystalline habit Colours: Colourless, clear    Crystal System: Monoclinic Cleavage: Perfect Fracture: Splintery Magnetism: None Reaction with HCl: Weak Identification in hand sample: Single large crystals of gypsum, typified by hardness and transparency. Associations: Found in marine evaporites. Industrial / ecomonic uses: Used in gypsum wallboard. Comments: Sometimes called "satin spar".    Inaccurate data? Better photos? Use the contact form.

	Mineral 1.0 © 2003-2026 Kerry Cupit. All rights reserved.	Spaceman.ca |  Fossil 1.0 |  Home
	Bitcoin: 17KWoXVpkSMMhLm37o7SL4ni7K4kczAYFw