Yes, I (iodine) is a halogen.
First of all, Gypsum is a mineral, and Rock Gypsum is a rock, don't get them confused. Second of all, no they aren't. Rock Gypsum is a sedimentary rock, and an alternate name for it is Alabaster.
Halogen is a gas, so your question doesn't make much sense. If you're asking about a halogen (light) bulb, then the answer is: mainly halogen.
Halogen gas is in a Tungsten-Halogen Light Bulb.
The Harmonized System (HS) code for gypsum is 2520.
iodine
No, gypsum is not metallic.
The address of the Gypsum Public Library is: 743 Valley Road, Gypsum, 81637 9722
The address of the Gypsum Community Library is: 521 Maple St., Gypsum, 67448 0019
The different types of halogen bulbs available in the market include standard halogen bulbs, halogen floodlights, halogen spotlights, and halogen capsule bulbs.
Gypsum is found sea.
Yes, graphite is harder than gypsum, so it can scratch gypsum.
Yes, I (iodine) is a halogen.
Any element, other than a halogen is - by definition - not a halogen and so it does not have a halogen and that is less than one halogen.
the luster for gypsum is Vitreous to pearly
gypsum is used in sheet rock
gypsum is a nonrenewable reasores