Diazepam use while Breastfeeding. Drugs containing Diazepam: Valium, Diastat, Dizac, Diastat AcuDial, Valrelease, Diazepam Intensol, Diastat Pediatric, Zetran. Diazepam is excreted into breastmilk and it and its active metabolite, nordiazepam, accumulate in the serum of breastfed infants with repeated doses. Because the half-life of diazepam and nordiazepam are long, timing breastfeeding with respect to the dose is of little or no benefit in reducing infant exposure. Other agents are preferred, especially while nursing a newborn or preterm infant.
This is called the luster of the mineral.   The luster of a mineral is the way its surface reflects light. Most  terms used to describe luster are self-explanatory: metalâ¦lic,  earthy, waxy, greasy, vitreous (glassy), adamantine (or brilliant,  as in a faceted diamond). 14 people found this useful. Qwertyghj63.
Dull. Dull luster is also known as 'earthy' and is used to describe minerals that have poor reflectivity. The surface of minerals with dull luster is coarse and porous. Some examples are kaolinite and montmorillonite.