The copper ore is a calc-alkali porphyry copper-gold-molybdenum deposit.
en.wikipedia.org It contains a rich range of stalactites, including very slender examples and extremely conical stalagmites, flags of calc-sinter, terraces of calc-sinter and crystals.
en.wikipedia.org Evaporation and consequent mineral deposition in the moss is forming calc-sinter, leading the waterfall to grow by six to eight centimetres each year.
en.wikipedia.org For example, many metamorphic limestones, marbles, and calc-schists, with crystalline dolomites, contain silicate minerals such as mica, tremolite, diopside, scapolite, quartz and feldspar.
en.wikipedia.org He then heated the mercuric calc and measured the amount of air released and discovered the quantities were the same.
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