Folks often have a hard time figuring out what can be done with any specific rare, especially since there is not always consistency from tier to tier. The below chart should provide you with a handy reference guide. (It should be fully updated with LU24 information now. Please whimper in the forums if I missed something)

Tier	gem	soft metal	ore	wood	roots	hide	imbue	loam	dust*
1	rough lapis lazuli: jewelry; priest experts	copper cluster: 2 pieces of jewelry, mage experts	bronze cluster: weapons, furniture, chain & plate armor, tower & kite shield	severed alder: wooden weapons, furniture, strongbox, round shield, buckler	yarrow: cloth armor, furniture	waxed leather: backpack, leather armor, ranged/ammo containers^	(none)	solidified: fighter & scout experts	flickering: rare potions/poisons
2	rough coral: priest experts, caster-oriented jewelry	silver cluster: mage experts, tank-oriented jewelry	blackened iron cluster: weapons, chain/plate armor, furniture, tower & kite shield, (ranged) tablet	severed bone: wooden weapons, round shield/buckler, furniture, strongbox	sisal root: cloth armor, hex dolls, belt, scarf, furniture	cured leather: leather armor, backpack,belt, ranged/ammo containers^	glowing: weapons, chest/legs of armor, shields, hex dolls, rings	alkaline: fighter & scout experts	shimmering: rare potions/poisons
3	rough jasper: priest experts, jewelry	palladium cluster: mage experts, jewelry (including palladium bangle for A Strange Black Rock heritage)	steel cluster: weapons, chain/plate armor, furniture	severed fir: wooden weapons, shields, furniture, strongbox	dandelion fiber: cloth armor, hex dolls, scarf, furniture	cuirboilli leather: leather armor, backpack, belt, ranged/ammo containers^	sparkling: weapons, chest/legs of armor, shields, hex dolls, rings	malleable: fighter & scout experts	sparkling: rare potions/poisons
4	rough opal: priest experts, jewelry	ruthenium cluster: mage experts, jewelry	feysteel cluster: weapons, chain/plate armor, furniture, tower/kite shields	severed oak: wooden weapons, shields, furniture, strongbox	oak root: cloth armor, hex dolls, belt, furniture	engraved leather: leather armor, backpack, belt, ranged/ammo containers^	glimmering: weapons, chest/legs of armor, shields, hex dolls, rings	ductile: fighter & scout experts	glimmering: rare potions/poisons
5	rough ruby: priest experts, jewelry	rhodium cluster: mage experts, jewelry	ebon cluster: weapons, chain/plate armor, tower & kite shields, furniture, BBC heritage	severed cedar: wooden weapons, round shield & buckler, furniture, strongbox	figwarts root: cloth armor, hex dolls, belt, scarf, furniture	augmented leather: leather armor, backpack, belt, ranged/ammo containers^	luminous: weapons, chest/legs of armor, shields, hex dolls, rings	fused: fighter & scout experts	luminous: rare potions/poisons
6	rough pearl: priest experts, caster jewelry, funiture	vanadium cluster: mage experts, tank jewelry, furniture (vase)	cobalt cluster: weapons, chain/plate armor, tower & kite shields, furniture	severed ironwood: wooden weapons, shields, furniture	saguaro roots: cloth armor, hex dolls, belt, scarf, furniture (2 rugs)	scaled leather: leather armor, backpack, hand-to-hand weapons, belt, ranged/ammo containers^	lambent: weapons, chest/legs of armor, shields, hex dolls, rings	alkalai: fighter & scout experts	lambent: rare potions/poisons
7	rough moonstone: priest experts, caster jewelry, furniture	acrylia cluster: mage experts, tank jewelry, furniture	xegonite cluster: weapons, chain/plate armor, furniture, metal shields	rough lumbered ebony: wooden weapons, shields, furniture	nimbus roots: cloth armor, hex dolls, belt, scarf, furniture (1 rug)	dragonhide pelt: leather armor, backpack, hand-to-hand weapons, belt, ranged containers^	scintillating: weapons, chest/legs of armor, shields, hex dolls, rings	spongy: fighter & scout experts	scintillating: rare potions/poisons
8	rough fire emerald: priest experts, caster jewelry, furniture	tynnonium cluster: mage experts, tank jewelry, furniture	incarnadine cluster: weapons, chain/plate armor (including level 80 BG sets), furniture, metal shields	mahogany lumber: wooden weapons, shields, furniture	mantrap root: cloth armor (including level 80 BG sets), hex dolls, cloak, belt, scarf, furniture (1 rug)	hidebound pelt: leather armor (including level 80 BG sets), backpack, belt, ranged containers^	smoldering: weapons, chest/legs of armor, shields, hex dolls, rings, short-duration adornments	silicate: fighter & scout experts	smoldering: rare potions/poisons
9	ulteran diamond: priest experts, scout experts, jewelry**	kaborite cluster: mage experts, fighter experts, jewelry**, furniture**	brellium ore: weapons, chain/plate armor (including level 90 BG sets), metal shields, furniture, tinkered items (harvest depot, overclocked gnomish hoverpad, wormhole generators)	eucalyptus lumber: wooden weapons & shields, furniture	toxnettle root: cloth armor (including level 90 BG set), hex dolls, cloaks, furniture (including faction recipes), jewelry**	spotted pelt: leather armor (including level 90 BG sets), packpack, ranged containers^, kerra casual wear	NONE!	ethereal: rare potions/poisons

* = dust is a byproduct of making Expert spells, skills & combat arts
**=only used for special faction recipes, not normal mastercrafted in-tier
^ = ranged/ammo containers: quiver and ammo sack as well as bandolier, sheath, pouch, satchel

As of GU42, the T8 hidebound pelts will also be used for the creation of mannequins.