The corona of cordierite between staurolite and gedrite.
十字石—铝直闪石之间的堇青石冠状体；
Graphite, chlorite, talc, mica, garnet and staurolite are distinctive metamorphic minerals.
石墨、绿泥石、滑石、云母、石榴石及十字石都是典型的变质矿物。
The appearance of staurolite indicates that the metamorphism has reached the low amphibolite grade.
十字石的出现表明变质作用已达到低角闪岩相。
The sandstone contains lesser amount of heavy minerals such as zircon, garnet, tourmaline, and staurolite.
砂岩中含少量的重矿物，如锆石、石榴石、电气石、十字石等。
The staurolite schist and cordierite schist have been discovered in northern Xiangshan area for the first time.
在相山北部首次发现十字石片岩及堇青石片岩。
That suit of schist contans a large number of abundant aluminium mineral: staurolite, almandine and biotite, so the primitive is mostly clayrock.
该套片岩主要由富铝矿物十字石、铁铝榴石和大量黑云母组成，因而其原岩以粘土岩为主。
That suit of schist contans a large number of abundant aluminium mineral: staurolite, almandine and biotite, so the primitive is mostly clayrock.
该套片岩主要由富铝矿物十字石、铁铝榴石和大量黑云母组成，因而其原岩以粘土岩为主。
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