Argon is rare.
gold is rare
is the element boron abundant or rare on earth
Yes. Or usual and unusual; rare and common.
common
common well it depends on where you are Iron is common in most places and it is not uncommon for Iron ore to be mistaken for just orange to brownish colored rocks on the ground
As a naturally occurring metallic mineral it is rare. As an element or component in the chemical composition of rocks and minerals, extremely common.
Nothing (uncommon)Grimy rannarCasket (rare)Coins (4 - 50)1 Iron ore2 Coal3 Copper3 TinFishing bait1,2 Oysters (very common)1-5 Seaweed (noted)(very common)2 Edible seaweedSpinach roll (uncommon)Bronze pickaxe (common)Iron pickaxe (common)Knife (uncommon)5 Rune Javelin (extremely rare)5 Opal bolt tips (rare)Jade bolt tips (extremely rare)Bronze hatchet (rare)Nature talisman (very rare)Cosmic talisman (rare)Clue scroll (Level 1) (extremely rare)Loop half of a key (extremely rare)tooth half of a key (extremely rare)Shield left half (extremely rare)Nature rune (4)Chaos Rune (very rare)Empty oyster (common)Uncut emeraldUncut sapphireUncut rubyUncut diamondPearl (common)All of these items and the answer to this question was found at www.runescape.wikia.com
no it is very common
An opossum is NOT rare, it is a common animal.
common minerals are not rare minerals eg:not rare
There are many iron compounds. Some of the most common of these are iron oxide, iron acetate, iron phosphate and iron sulfate.
Yes, iron sulfate is often found in a hydrated form, such as iron(II) sulfate heptahydrate (FeSO4•7H2O) or iron(III) sulfate nonahydrate (Fe2(SO4)3•9H2O). These hydrated forms contain water molecules within their structures.
rare
Argon is rare.
gold is rare
common