dark streak
potatoes
Pyrite
Neodymium is not a rock but a metallic element which is found in some rocks.
Fluorite does not go with the others. It belongs to Halide minerals, while the others (quartz, feldspar, and hornblende) belong to Silicate family of minerals.
Some limestones are made by precipitation of dissolved calcium carbonate. Some cherts are formed from dissolved silicates in thermal springs and evaporite minerals, such as gypsum and rock salt (halite) are formed by evaporation of water from solutions of dissolved minerals.
A winning streak.
there are two kinds of mineral the nonmetallic mineral and metallic mineral...........♥♥♥ nice question to answer
metallic bond metallic bond
black-green
A geode +++ Not quite. A geode is a crystalline feature, but the crystalline rocks are generally the igneous ones, and minerals.
Vermiculite is generally classified as a phyllosilicate which expands when heated. These are hydrated minerals that are composed of sheets of silicate tetrahedra.
Iron is a mineral, calcium and phosphorus are generally considered salts (though salts are also minerals).
Vermiculite is generally classified as a phyllosilicate which expands when heated. These are hydrated minerals that are composed of sheets of silicate tetrahedra.
A metallic bond
what kind of rocks and minerals of mt.tambora
bright yellow, metallic luster
Uranium ore - Uraninite - has a black streak and a hardness of 5 to 6, which is about the same as steel.