The Witcher Enhanced Edition: Witcher 1 meteorite ore

after the murder of the Grave;
receive as a prize for winning a fist fight, held in the tavern Darkwater;
find in the chest, standing near the entrance to cousin Buzet's hideout
yellow meteorite ore can be found near the stone, which is not far from the traveler, standing in the crypt stryga. To find the crypt, need to go to that cemetery, which is located in a swamp.

this type of ore can be obtained for winning the battle against the chimera in Kaer Morhen;
find in the chest, standing in the last room, located in the crypt in Vizima;
defeat the spirit of Leo in the battle near the Reverend Chapel;
find in the crypt, standing in the Temple Quarter cemetery;
also red ore can be found in the mage's tower, standing in the forest in the swamps;
receive as a prize for winning a fist fight, which will take place in a tavern with a sign “New Naracourt”;
as a reward for completing a quest “Fighting temptation”;
there is also an opportunity to buy ore in the village from the son of a blacksmith, located in Darkwater.

this type of ore can be found on the territory of Vizima, if you go to the other side of the river from the mill;
find in suduk, standing in a cave, before, how the Reverend will attack Abigal, when completing a quest “Salamander tail”;
found in forges, located north and south of Detective Raymond's home, standing in Vizim;
also blue ore can be found in the house of Thaler the huckster.