Note for Miner, to know what you're mining.

for Miner who want to dig then put on the market, "Merchant" and "I" means it can bought at npc merchant somewhere in city.

Level 1 to 5

Shards & (Same function at level 26 Crystal as well )
Fire - Bsm, Cul, Gsm
Ice - Arm, Crp
Wind - Crp, Lw, Wvr
Earth - Lw, Arm, Bsm
Lightning - Wvr, Alc
Water - Alc, Cul

Copper Ore (Merchant)
Muddy Water (Merchant)
Bone Chip (Merchant)

Level 6 to 10

Tin Ore (Bronze ingot, Bsm , Arm, Merchant)

Raw Sunstone (Gsm, str skillspeed gear)

Faw Lapis Lazuli (Gsm, mind spell speed gear)

Soiled Femur (almost no use for anyone, low level weapons mat.)

Zinc Ore (gsm, Merchant)

Obsidian (crp, but they don't need really them, or just 2 pieces)

Level 11 to 15

Iron Ore (Merchant, BSM guild, /shock)

Copper Sand (Alc, for 1 ink then 3 books only, may need only 1 for quest?)

Rock Salt (Alc, Gsm, Merchant)

Ragstone (Gsm, Merchant)

Iron Sand (Alc, for inks and then 2 books only)

Cinnabar (Alc to make quicksilver only, but it can bought from merchant, so they don't need 'em)

Level 16-20

Raw Malachite (Gsm)

Raw Sphene (Gsm)

Raw Fluorite (Gsm)

Raw Danburite (Gsm)

Alumen (LW need alot)

Sunrise Tellin (Bsm,Wvr, Crp, which they can use but they don't need em')

Grade 1 Carbonized Matter (99 for Miner quest and low level melt)

Mudstone (Gsm to Bsm, weapons, offhand, jewelly etc, Crp)

Level 21-25

Effervescent Water (Alc for Natron, and Wvr, good to sell)

Silver Ore (Gsm level spam material ,and many pros need few of em)

Earth Rock (Gsm)

Silver Sand(Gsm)

Fire Rock(Gsm)

Ice Rock(Gsm)

Wind Rock(Gsm)

Lightning Rock(Gsm)

Water Rock(Gsm)

Level 26-30

Wyvern Obsidian (Crp, but they just need 3 piece of it)

Crystal : all kind same as shard

Bomb Ash(Bsm , Arm make steel ingot)

Silex (Gsm make glass len then for head gear)

All kind of Pigment (Dye)

Brimstone (Wvr, Gsm, just need very few of it, like 3)

Grade 2 Carbonized Matter (Need for meld, good selling)

Siltstone (Gsm, Crp need 1 to make wvr off hand at lv34)

Level 31-35

All kind of Raw Gems..to Gsm

Mythril Ore (Arm,Gsm,Bsm, need alot of em)

Mythril Sand (Alc, and need 2 for only 1 book)

Level 36-40

All kind of Raw Gems..to Gsm

Jade (Gsm)

Black Alumen (LW need alot, Good sell)

Grenade Ash (Merchant)

Lv41-45

All kind of Raw Gems..to Gsm

Electrum Ore (Gsm need alot)

Electrum Sand (Alc , again , need 2 to make sch book)

Lv41-50

Basilisk Egg (Gsm need alot)

Cobalt Ore (Gsm, Bsm, Arm, ALOT of 'em)

Adamantoise Shell (Armor need few for 45 armor)

Ogre Horn (Gsm needs few)

Gold Ore (Gsm)

Darksteel Ore(Gsm, Arm,Bsm)

Grade 3 Carbonized Matter (2000 gil/piece here)

Grade 4 Carbonized Matter (need many soon)

Gold Sand (Alc make healer relic)

Volcanic Rock Salt (Cul and Alc)

Astral Rock(Gsm, HQ please)