Subject |
has weather resistance |
has minerology |
is an instance of |
has distinguishing feature |
has fragmentation probability |
has fall location |
has likely origin |
has solidification mechanism |
has name |
has genesi |
has weather |
has relative abundance |
has prototype |
has value |
has total mass of find |
has fall coordinate |
has composition |
is a kind of |
has find date |
has property |
has mass |
has image |
has number of find |
has origin |
has ablative mass loss |
has solidification timescale |
has definition |
has petrology |
brachinite | low | olivine, augite, Fe-sulfide, some orthopyroxene and some sodic plagioclase | | no chondrules | high because it is more friable than iron meteorite | strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity | metamorphosed chondrite, partial melting residue | cooling in deep underground chambers | based on the locale, region, or nearby town in which the fall occurred | fractional crystallization | | 7.1 % of meteorite falls | Brachina meteorite | | 1606 kg | in degrees, minutes and seconds of lattitude and longitude | olivine and some clinopyroxene | dunitic wehrlite | | formed by separation of molten rock in a gravity field | | | 70 | asteroid | high because it is more friable than iron meteorite | very slow | | medium- to coarse-grained equigranular |
meteorite find | which depends on its composition | | | | during meteor phase which depends on composition | strewn fields, elongated footprints which depends on impact angle, airbursts, and impact velocity | | | based on the locale, region, or nearby town in which the fall occurred | | can be severe due to long exposure time to environmental corrosion agents | | | lower because the fall was not witnessed | 485755 kg | in degrees, minutes and seconds of lattitude and longitude | often minerals not found on Earth | meteorite | when the meteorite was found | | | | 1691 | meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal | directly proportional to initial velocity | | a meteorite whose fall was not witnessed | |
Reid 013 | which depends on its composition | olivine, augite, Fe-sulfide, some orthopyroxene and some sodic plagioclase | meteorite find | no chondrules | during meteor phase which depends on composition | Nullarbor, Western Australia | metamorphosed chondrite, partial melting residue | cooling in deep underground chambers | Reid 013 | | can be severe due to long exposure time to environmental corrosion agents | | Brachina meteorite | lower because the fall was not witnessed | 485755 kg | 30° 05' S., 128° 55' E. | often minerals not found on Earth | | 1991 | formed by separation of molten rock in a gravity field | 0.330 kg |
 | 1691 | meteoroid from interplanetary space or fragment dislodged from another planet, moon or planetesimal | directly proportional to initial velocity | very slow | | medium- to coarse-grained equigranular |