Geological: A Fascinating Specimen of the NWA 869 L-Chondrite MeteoriteOrigin: Found, North West Africa Period: N A Provenance: Tindouf, Algeria, North West Africa in 2000 Date: c. 4. 5 billion years old Width: 5 cms Weight: 100 grams Probably falling to Earth less than 10,000 years ago, here we have one of the most interesting ordinary Chondrites found in North West Africa, this particular example seems to be an L4 5 and shows some regmaglypting and primary fusion crust. A much studied meteorite, classified variously as